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Kyokuha

The original NSK Kogyo diamond stone series, Kyokuha are built for ease of use and compatibility with a wide variety of steels from carbon, stainless, powder, even tool steel. It has a large selection of grits to fit almost every user's needs. These are the softest of the NSK series and probably easiest to learn sharpening and polishing. 

Recommended for beginners and seasoned users, or those who simply prefer softer stones.

Brand: NSK Kogyo Ltd.
Grit Range: #10000
Length: 200mm
Width: 75mm
Height: 26.5mm
Weight: 740g

Kyokuha

The original NSK Kogyo diamond stone series, Kyokuha are built for ease of use and compatibility with a wide variety of steels from carbon, stainless, powder, even tool steel. It has a large selection of grits to fit almost every user's needs. These are the softest of the NSK series and probably easiest to learn sharpening and polishing. 

Recommended for beginners and seasoned users, or those who simply prefer softer stones.

Brand: NSK Kogyo Ltd.
Grit Range: #6000-8000
Length: 200mm
Width: 75mm
Height: 26.5mm
Weight: 740g

Brand: HADO
Line: Shiosai
Made in: Sakai, Osaka - Japan
Sharpener: Tadataka Maruyama
Profile: Kiritsuke Gyuto
Edge Length: 198mm
Blade Height: 49mm
Edge Steel: SG2
Steel Type: Stainless
Construction: Awase (Clad)
Cladding: Soft Stainless
Finish: Tsuchime
Bevel: Double 
Bevel Symmetry: 50/50
Hand Orientation: Ambidextrous
Handle Shape: Octagonal
Handle Material: Urushi Oak
Spine Length: 215mm
Thickness of Spine at Handle: 2mm
Thickness ½ way: 2mm
Thickness ~1cm from Tip: .6mm
Handle Length: 140mm
Total Length: 353mm
Weight: 154g
Saya/Guard: Sold Separately 

Please note: These pictures and measurements are examples. Individual items may differ slightly in appearance and measurements.

Brand: HADO
Line: Shiosai
Made in: Sakai, Osaka - Japan
Sharpener: Tadataka Maruyama
Profile: Bunka
Edge Length: 170mm
Blade Height: 50mm
Edge Steel: SG2
Steel Type: Stainless
Construction: Awase (Clad)
Cladding: Soft Stainless
Finish: Tsuchime  
Bevel: Double
Bevel Symmetry: 50/50
Hand Orientation: Ambidextrous
Handle Shape: Octagonal
Handle Material: Urushi Oak
Ferrule/Bolster Material: N/A
Spine Length: 187mm
Thickness of Spine at Handle: 2mm
Thickness ½ way: 2mm
Thickness ~1cm from Tip: .6mm
Handle Length: 133mm
Total Length: 320mm
Weight: 140g
Saya/Guard: Sold Separately

Please note: These pictures and measurements are examples. Individual items may differ slightly in appearance and measurements.

Brand: HADO
Line: Shiosai
Made in: Sakai, Osaka - Japan
Sharpener: Tadataka Maruyama
Profile: Ko bunka
Edge Length: 128mm
Blade Height: 46mm
Edge Steel: SG2
Steel Type: Stainless
Construction: Awase (clad)
Cladding: Soft Stainless
Finish: Tsuchime
Bevel: Double
Bevel Symmetry: 50/50
Hand Orientation: Ambidextrous
Handle Shape: Octagonal
Handle Material: Urushi Oak
Ferrule/Bolster Material: N/A
Spine Length: 143mm
Thickness of Spine at Handle: 2mm
Thickness ½ way: 2mm
Thickness ~1cm from Tip: .8mm
Handle Length: 128mm
Total Length: 268mm
Weight: 113g
Saya/Guard: Sold Separately

Please note: These pictures and measurements are examples. Individual items may differ slightly in appearance and measurements.

Brand: HADO
Line: Shiosai
Made in: Sakai, Osaka - Japan
Sharpener: Tadataka Maruyama
Profile: Bunka
Edge Length: 171mm
Blade Height: 50mm
Edge Steel: SG2
Steel Type: Stainless
Construction: Awase (Clad)
Cladding: Soft Stainless
Finish: Tsuchime
Bevel: Double
Bevel Symmetry: 50/50
Hand Orientation: Ambidextrous
Handle Shape: Octagonal
Handle Material: Oak
Ferrule/Bolster Material: N/A
Spine Length: 188mm
Thickness of Spine at Handle: 2mm
Thickness ½ way: 1.9mm
Thickness ~1cm from Tip: .6mm
Handle Length: 135mm
Total Length: 320mm
Weight: 140mm
Saya/Guard: Sold Separately 

Please note: These pictures and measurements are examples. Individual items may differ slightly in appearance and measurements.

Brand: Hitohira ひとひら
Line: FJ
Made in: Seki, Gifu - Japan 
Profile: Gyuto
Edge Length: 230mm
Blade Height: 50mm
Edge Steel: VG10
Steel Type: Stainless
Construction: Zenko (mono-steel)
Cladding: N/A
Finish: Migaki (standard)
Bevel: Double (Asymmetric) 
Bevel Symmetry: 30/70
Hand Orientation: Right-Handed (Asymmetric) 
Handle Shape: Octagonal
Handle Material: Magnolia (Ho) Wood
Ferrule/Bolster Material: Buffalo Horn
Spine Length: 245mm
Thickness of Spine at Handle: 2.5mm
Thickness ½ way: 2mm
Thickness ~1cm from Tip: .6mm
Handle Length: 140mm
Total Length: 384mm
Weight: 150mm
Saya/Guard: Sold Separately 

Please note: These pictures and measurements are examples. Individual items may differ slightly in appearance and measurements.

Brand: Nigara 二唐刃物鍛造所
Line: VG Xeos
Made in: Aomori, Japan
Smith: Nigara Homono
Profile: Petty
Edge Length: 150mm
Blade Height: 31.5mm
Edge Steel: VG Xeos
Steel Type: Stainless
Construction: Awase (clad)
Cladding: Soft Stainless
Finish: Damascus (Sekiso)
Bevel: Double
Bevel Symmetry: 50/50
Hand Orientation: Ambidextrous
Handle Shape: Octagonal
Handle Material: Ebony
Ferrule/Bolster Material: Buffalo Horn
Spine Length: 164mm
Thickness of Spine at Handle: 1.9mm
Thickness ½ way: 1.8mm
Thickness ~1cm from Tip: .6mm
Handle Length: 115mm
Total Length: 278mm
Weight: 87mm
Saya/Guard: Sold Separately

Please note: These pictures and measurements are examples. Individual items may differ slightly in appearance and measurements.

Brand: Hitohira ひとひら 
Made in: Tosa-Kochi/ Japan
Line: Blue #1
Profile: Santoku
Edge Length: 165mm
Blade Height: 46mm
Edge Steel: Aogami #1 (Blue #1)
Steel Type: Carbon
Construction: Awase (Clad), San Mai
Cladding: Soft Iron
Finish: Kurouchi (Forge Finish)
Bevel: Double
Bevel Symmetry: 50/50
Hand Orientation: Ambidextrous
Handle Shape: Octagonal
Handle Material: Walnut
Ferrule/Bolster Material: Ziricote
Spine Length: 178mm
Thickness of Spine at Handle: 3.6mm
Thickness ½ way: 2.5mm
Thickness ~1cm from Tip: 1.7mm
Handle Length: 128mm
Total Length: 305mm
Weight: 150g
Saya/Guard: Sold Separately

Please note: These pictures and measurements are examples. Individual items may differ slightly in appearance and measurements.

Care advisement: This blade is fully carbon and care must be taken to avoid rust. Wipe dry after each use and ideally between preparing different products, especially when using acidic and salty products. A patina will form over time helping increase stain resistance slightly. Hand wash and dry only. Store away from liquids and open windows. Keep the blade covered when storing or traveling. Use only on appropriate cutting surfaces such as soft woods and plastics.

Brand: Hitohira ひとひら
Made in: Echizen-Fukui, Japan
Profile: Shakekiri
Edge Length: 272mm
Blade Height: 78mm
Edge Steel: Shirogami #2 (White #2)
Steel Type: Carbon
Construction: Awase (Clad), Ni Mai
Cladding: Soft Iron
Finish: Kurouchi (forge finish)
Bevel: Single Bevel
Bevel Symmetry: 0/100
Hand Orientation: Right-Handed 
Handle Shape: Oval
Handle Material: Poplar
Ferrule/Bolster Material: Plastic
Spine Length: 291mm
Thickness of Spine at Handle: 6.1mm
Thickness ½ way: 4.6mm
Thickness ~1cm from Tip: 1.9mm
Handle Length: 152mm
Total Length: 441mm
Weight: 437g
Saya/Guard: Sold Separately

Please note: These pictures and measurements are examples. Individual items may differ slightly in appearance and measurements.

Care advisement: This blade is fully carbon and care must be taken to avoid rust. Wipe dry after each use and ideally between preparing different products, especially when using acidic and salty products. A patina will form over time helping increase stain resistance slightly. Hand wash and dry only. Store away from liquids and open windows. Keep the blade covered when storing or traveling. Use only on appropriate cutting surfaces such as soft woods and plastics.

Brand: Hitohira ひとひら
Made in: Echizen-Fukui, Japan
Line: YG
Profile: Santoku/Home Chef
Edge Length: 168mm
Blade Height: 50mm
Edge Steel: Shirogami #2 (White #2)
Steel Type: Carbon
Construction: Awase (clad)
Cladding: Soft Iron
Finish: Nashiji (textured)
Bevel: Double
Bevel Symmetry: 50/50
Hand Orientation: Ambidextrous 
Handle Shape: Octagonal
Handle Material: Walnut
Ferrule/Bolster Material: Ziricote
Spine Length: 182mm
Thickness of Spine at Handle: 5.3mm
Thickness ½ way: 2.4mm
Thickness ~1cm from Tip: 1.2mm
Handle Length: 128mm
Total Length: 310mm
Weight: 138g
Saya/Guard: Sold Separately

Please note: These pictures and measurements are examples. Individual items may differ slightly in appearance and measurements.

Care advisement: This blade is fully carbon and care must be taken to avoid rust. Wipe dry after each use and ideally between preparing different products, especially when using acidic and salty products. A patina will form over time helping increase stain resistance slightly. Hand wash and dry only. Store away from liquids and open windows. Keep the blade covered when storing or traveling. Use only on appropriate cutting surfaces such as soft woods and plastics.

Brand: Hitohira ひとひら
Line: FJ VG10
Made in: Seki, Gifu - Japan
Profile: Bunka
Edge Length: 166mm
Blade Height: 49mm
Edge Steel: Mono VG10
Steel Type: Stainless
Construction: Zenko (Monosteel)
Cladding: N/A Monosteel
Finish: Migaki (Standard)
Bevel: Double
Bevel Symmetry: 50/50
Hand Orientation: Ambidextrous
Handle Shape: Octagonal
Handle Material: Taihei Magnolia Wood
Ferrule/Bolster Material: Buffalo Horn
Spine Length: 185mm
Thickness of Spine at Handle: 2.1mm
Thickness ½ way: 2.1mm
Thickness ~1cm from Tip: 1.5mm
Handle Length: 130mm
Total Length: 314mm
Weight: 107g
Saya/Guard: Sold Separately

Please note: These pictures and measurements are examples. Individual items may differ slightly in appearance and measurements.

Brand: Hitohira ひとひら (一片)
Line: Harima Forged
Made in: Miki, Hyogo - Japan
Profile: Santoku/Home Chef
Edge Length: 166mm
Blade Height: 45mm
Edge Steel: Aogami #2 (Blue #2)
Steel Type: Carbon
Construction: Awase San-Mai (clad)
Cladding: Soft Stainless
Finish: Nickel Damascus
Bevel: Double
Bevel Symmetry: 50:50
Hand Orientation: Ambidextrous
Handle Shape: Oval Octagonal
Handle Material: Walnut
Ferrule/Bolster Material: Pakka
Spine Length: 181mm
Thickness of Spine at Handle: 3.3mm
Thickness ½ way: 1.7mm
Thickness ~1cm from Tip: 1.4mm
Handle Length: 128mm
Total Length: 307mm
Weight: 114g
Saya/Guard: Sold Separately

Brand: Hitohira ひとひら
Line: Ashi
Made in: Sakai, Osaka - Japan
Smith: Ashi Hamono 芦刃物製作所
Profile: Gyuto
Edge Length: 246mm
Blade Height: 48mm
Edge Steel: Swedish Stainless Steel
HRC: ±59
Steel Type: Zenko (Monosteel)
Cladding: N/A Monosteel
Finish: Migaki (Standard)
Bevel: Double
Bevel Symmetry: 30/70
Hand Orientation: Right-Handed
Handle Shape: Western (Yo)
Handle Material: Pakka
Ferrule/Bolster Material: Stainless
Spine Length: 247mm
Thickness of Spine at Handle: 2.2mm
Thickness ½ way: 1.8mm
Thickness ~1cm from Tip: 1.2mm
Handle Length: 126mm
Total Length: 373mm
Weight: 214g
Saya/Guard: Sold Separately

Please note: These pictures and measurements are examples. Individual items may differ slightly in appearance and measurements.

Brand: Hitohira ひとひら
Made in: Sakai, Osaka - Japan 
Smith: Tanaka Blacksmith 田中打刃物製作所 
Sharpener: Ren
Line: Tanaka x Ren
Profile: Santoku
Edge Length: 171mm
Blade Height: 46mm
Edge Steel: White #2
Steel Type: Carbon
Construction: Awase/Clad, San Mai
Cladding: Soft Iron
Finish: Migaki
Bevel: Double
Bevel Symmetry: 50/50
Hand Orientation: Ambidextrous
Handle Shape: Octagonal
Handle Material: Magnolia Wood
Ferrule/Bolster Material: Buffalo Horn
Spine Length: 185mm
Thickness of Spine at Handle: 2.6mm
Thickness ½ way: 2.4mm
Thickness ~1cm from Tip: 0.6mm
Handle Length: 133mm
Total Length: 317mm
Weight: 128mm
Saya/Guard: Sold Separately

Please note: These pictures and measurements are examples. Individual items may differ slightly in appearance and measurements.

Care advisement: This blade is fully carbon and care must be taken to avoid rust. Wipe dry after each use and ideally between preparing different products, especially when using acidic and salty products. A patina will form over time helping increase stain resistance slightly. Hand wash and dry only. Store away from liquids and open windows. Keep the blade covered when storing or traveling. Use only on appropriate cutting surfaces such as soft woods and plastics.

Brand: Hitohira ひとひら (一片)
Line: Echizen 
Profile: Yanagiba
Edge Length: 203mm
Blade Height: 31mm
Edge Steel: Blue #2
Steel Type: Carbon
Construction: Awase/Clad, Ni Mai
Cladding: Soft Iron
Finish: Damascus
Bevel: Single
Bevel Symmetry:  0/100 
Hand Orientation: Right Handed
Handle Shape: D-Shaped
Handle Material: Rosewood
Ferrule/Bolster Material: Pakka
Spine Length: 213mm
Thickness of Spine at Handle: 3.5mm
Thickness ½ way: 2.9mm
Thickness ~1cm from Tip: 1.5mm
Handle Length: 130mm
Total Length: 342mm
Weight: 120g
Saya/Guard: Sold Separately

Please note: These pictures and measurements are examples. Individual items may differ slightly in appearance and measurements. 

Care advisement: This blade is fully carbon and care must be taken to avoid rust. Wipe dry after each use and ideally between preparing different products, especially when using acidic and salty products. A patina will form over time helping increase stain resistance slightly. Hand wash and dry only. Store away from liquids and open windows. Keep the blade covered when storing or traveling. Use only on appropriate cutting surfaces such as soft woods and plastics.

Brand: Sakai Kikumori 堺菊守 
Smith: Tanaka Uchihamono 田中打刃物
Made In: Sakai - Japan
Line: KIKUZUKI Kurouchi
Profile: Petty
Edge Length: 136mm
Blade Height: 34mm
Edge Steel: White #2 (Shirogami)
Steel Type: Carbon
Cladding: Soft Iron
Bevel: Double
Bevel Symmetry: 50/50
Hand Orientation: Ambidextrous
Handle: Magnolia (ho) Wood
Total Length: 268mm
Spine Length: 147mm
Thickness of Spine at Handle: 3.0mm 
Thickness ½ way: 2.5mm
Thickness ~1cm from Tip: 1.2mm
Handle Length: 121mm
Weight: 83g
Saya/Guard: Sold Separately

Care Advisements: This blade is fully carbon and care must be taken to avoid rust. Wipe dry after each use and ideally between preparing different products, especially when using acidic and salty products. A patina will form over time helping increase stain resistance slightly. Hand wash and dry only. Store away from liquids and open windows. Keep the blade covered when storing or traveling. Use only on appropriate cutting surfaces such as soft woods and plastics.

Please Note: These pictures and measurements are examples. Individual knives may differ slightly in appearance and measurements. The multicolor lacquer finish found on this knife is meant purely for the protection of the blade during shipping and handling, and will need to be removed before use.

Kyokuha

The original NSK Kogyo diamond stone series, Kyokuha are built for ease of use and compatibility with a wide variety of steels from carbon, stainless, powder, even tool steel. It has a large selection of grits to fit almost every user's needs. These are the softest of the NSK series and probably easiest to learn sharpening and polishing. 

Recommended for beginners and seasoned users, or those who simply prefer softer stones.

Brand: NSK Kogyo Ltd.
Grit Range: #8000
Length: 200mm
Width: 75mm
Height: 26.5mm
Weight: 740g

Kyokuha

The original NSK Kogyo diamond stone series, Kyokuha are built for ease of use and compatibility with a wide variety of steels from carbon, stainless, powder, even tool steel. It has a large selection of grits to fit almost every user's needs. These are the softest of the NSK series and probably easiest to learn sharpening and polishing. 

Recommended for beginners and seasoned users, or those who simply prefer softer stones.

Brand: NSK Kogyo Ltd.
Grit Range: #3000
Length: 200mm
Width: 75mm
Height: 26.5mm
Weight: 740g

Brand: Ryusen  株式会社 龍泉刃物
Made in: Echizen, Japan
Line: Botenunryu KAI
Profile: Petty/Utility
Edge Length: 136mm
Blade Height: 27mm
Edge Steel: VG10
Steel Type: Stainless
Construction: Awase (clad), San Mai
Cladding: Soft Stainless
Finish: Damascus (sekiso)
Bevel: Double
Bevel Symmetry: 50/50
Hand Orientation: Ambidextrous
Handle Shape: Octagonal
Handle Material: Quince and blue dyed maple spacer
Ferrule/Bolster Material: Buffalo horn
Spine Length: 147mm
Thickness of Spine at Handle: 1.6mm
Thickness ½ way: 1.3mm
Thickness ~1cm from Tip: .6mm
Handle Length: 116mm
Total Length: 260mm
Weight: 60g
Saya/Guard: Sold separately

Please note: These pictures and measurements are examples. Individual items may differ slightly in appearance and measurements.

Oboro Knife

The newest NSK series, Oboro Knife was designed specifically for kitchen knives, and are very effective on a wide variety of steels for a wide variety of services. The abrasives in Oboro Knife tend to cut deeper and faster than other NSK lines, thus they are the most ideal series for full-blade servicing such as thinning, repairing, and reprofiling. Ideal for seasoned to advanced users.

Oboro Knife grits: 200, 400, 800, 2000, 4000, 6000

Brand: NSK Kogyo Ltd.
Thickness: 3.5mm
Length: 200mm
Width: 75mm
Height: 26.5mm
Weight: 740g
Grit Range: #6000