Carbide Tool Sharpeners | McMaster-Carr

	Abrasive Material Abrasive Material

Diamond

Boron Carbide

	For Sharpening For Sharpening

	Grit Grit

	For Finish For Finish

Smooth

Extra Smooth

Polished

	Overall Length Overall Length

	Diamond Surface Width Diamond Surface Width

	Stone Shape Stone Shape

Rectangular

Round

	For Blade Style For Blade Style

Straight

Curved

Serrated

	Diamond Surface Length Diamond Surface Length

	Number of Grits Number of Grits

	DFARS (Defense Acquisition Regulations Supplement) DFARS (Defense Acquisition Regulations Supplement)

DFARS Specialty Metals
COTS-Exempt

	Handle Material Handle Material

Plastic

Aluminum

Brass

	Diamond Surface Diameter Diamond Surface Diameter

1/16"-1/4"

1/4"

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48 Products

About Finishing

Diamond is extremely hard and long lasting. No lubricants needed—use these stones dry or with water. Rinse with water to clean.

	Diamond Surface
Grit (For Finish)	Lg.	Wd.	Lubrication	Overall Lg.		Each
Rectangular
Style A—Diamond
220 (Smooth)	6"	2"	Not Required	6"	0000000	000000
325 (Extra Smooth)	6"	2"	Not Required	6"	0000000	00000
600 (Polished)	6"	2"	Not Required	6"	0000000	00000
1200 (Polished)	6"	2"	Not Required	6"	0000000	00000
Style A—Diamond × Diamond
220 (Smooth) × 325 (Extra Smooth)	8"	2 5/8"	Not Required × Not Required	12"	0000000	000000
220 (Smooth) × 325 (Extra Smooth)	10"	4"	Not Required × Not Required	12"	0000000	000000
325 (Extra Smooth) × 600 (Polished)	8"	2 5/8"	Not Required × Not Required	12"	0000000	000000
325 (Extra Smooth) × 600 (Polished)	10"	4"	Not Required × Not Required	12"	0000000	000000
325 (Extra Smooth) × 1200 (Polished)	8"	2 5/8"	Not Required × Not Required	12"	0000000	000000
325 (Extra Smooth) × 1200 (Polished)	10"	4"	Not Required × Not Required	12"	0000000	000000
600 (Polished) × 1200 (Polished)	8"	2 5/8"	Not Required × Not Required	12"	0000000	000000
600 (Polished) × 1200 (Polished)	10"	4"	Not Required × Not Required	12"	0000000	000000
Style B—Diamond
325 (Extra Smooth)	3 3/8"	7/8"	Not Required	4 1/4"	0000000	00000
600 (Polished)	3 3/8"	7/8"	Not Required	4 1/4"	0000000	00000

Bench Diamond Sharpening Stone Sets

Diamond is extremely hard and long lasting. No lubricants needed—use these stones dry or with water. Rinse with water to clean.

Rectangular
No. of Pieces	Lubrication	Includes		Each
4	Not Required	Smooth-Finish (220 Grit) Diamond Stone for Straight Blades—3 3/8" Diamond Surface Lg. × 7/8" Diamond Surface Wd. × 4 1/4" O'all Lg. Extra-Smooth-Finish (325 Grit) Diamond Stone for Straight Blades—3 3/8" Diamond Surface Lg. × 7/8" Diamond Surface Wd. × 4 1/4" O'all Lg. Polished-Finish (600 Grit) Diamond Stone for Straight Blades—3 3/8" Diamond Surface Lg. × 7/8" Diamond Surface Wd. × 4 1/4" O'all Lg. Polished-Finish (1200 Grit) Diamond Stone for Straight Blades—3 3/8" Diamond Surface Lg. × 7/8" Diamond Surface Wd. × 4 1/4" O'all Lg.	0000000	000000

Hand-Held Diamond Sharpening Stones

Diamond is extremely hard and long lasting. No lubricants needed—use these stones dry or with water. Rinse with water to clean.

Style A is pocket size.

Styles B and H fold into the handle.

Rectangular


A	B	C	D
A	E	F

	Diamond Surface
Grit (For Finish)	Lg.	Wd.	Lubrication	Overall Lg.	Handle Material	For Blade Style		Each
Style A—Diamond
220 (Smooth)	2 5/8"	7/8"	Not Required	6"	Plastic	Straight	0000000	000000
325 (Extra Smooth)	2 5/8"	7/8"	Not Required	6"	Plastic	Straight	0000000	00000
600 (Polished)	2 5/8"	7/8"	Not Required	6"	Plastic	Straight	0000000	00000
1200 (Polished)	2 5/8"	7/8"	Not Required	6"	Plastic	Straight	0000000	00000
Style B—Diamond
220 (Smooth)	4 3/8"	7/8"	Not Required	9 1/2"	Plastic	Straight	0000000	00000
325 (Extra Smooth)	4 3/8"	7/8"	Not Required	9 1/2"	Plastic	Straight	0000000	00000
600 (Polished)	4 3/8"	7/8"	Not Required	9 1/2"	Plastic	Straight	0000000	00000
1200 (Polished)	4 3/8"	7/8"	Not Required	9 1/2"	Plastic	Straight	0000000	00000
Style B—Diamond × Diamond
220 (Smooth) × 325 (Extra Smooth)	4 3/8"	7/8"	Not Required × Not Required	9 1/2"	Plastic	Straight	0000000	00000
325 (Extra Smooth) × 600 (Polished)	4 3/8"	7/8"	Not Required × Not Required	9 1/2"	Plastic	Straight	0000000	00000
600 (Polished) × 1200 (Polished)	4 3/8"	7/8"	Not Required × Not Required	9 1/2"	Plastic	Straight	0000000	00000
Style C—Diamond
250 (Extra Smooth)	2"	3/4"	Not Required	6"	Plastic	Straight	00000000	0000
400 (Extra Smooth)	2"	3/4"	Not Required	6"	Plastic	Straight	00000000	0000
600 (Polished)	2"	3/4"	Not Required	6"	Plastic	Straight	00000000	0000
1200 (Polished)	2"	3/4"	Not Required	6"	Plastic	Straight	00000000	0000
Style D—Diamond
100 (Smooth)	1"	3/8"	Not Required	5"	Aluminum	Straight	0000000	00000
150 (Smooth)	1"	3/8"	Not Required	5"	Aluminum	Straight	0000000	00000
220 (Smooth)	1"	3/8"	Not Required	5"	Aluminum	Straight	0000000	00000
320 (Extra Smooth)	1"	3/8"	Not Required	5"	Aluminum	Straight	0000000	00000
400 (Extra Smooth)	1"	3/8"	Not Required	5"	Aluminum	Straight	0000000	00000
Style E—Diamond × Diamond
100 (Smooth) × 320 (Extra Smooth)	1"	3/8"	Not Required × Not Required	5"	Aluminum	Straight	0000000	00000
150 (Smooth) × 320 (Extra Smooth)	1"	3/8"	Not Required × Not Required	5"	Aluminum	Straight	0000000	00000
220 (Smooth) × 320 (Extra Smooth)	1"	3/8"	Not Required × Not Required	5"	Aluminum	Straight	0000000	00000
320 (Extra Smooth) × 400 (Extra Smooth)	1"	3/8"	Not Required × Not Required	5"	Aluminum	Straight	0000000	00000
320 (Extra Smooth) × 600 (Polished)	1"	3/8"	Not Required × Not Required	5"	Aluminum	Straight	0000000	00000
Style F—Diamond
150 (Smooth)	2"	3 1/4"	Not Required	3 1/4"	__	Straight	00000000	00000
250 (Extra Smooth)	2"	3 1/4"	Not Required	3 1/4"	__	Straight	00000000	00000
400 (Extra Smooth)	2"	3 1/4"	Not Required	3 1/4"	__	Straight	00000000	00000
600 (Polished)	2"	3 1/4"	Not Required	3 1/4"	__	Straight	00000000	00000

Round

	Diamond Surface
Grit (For Finish)	Lg.	Dia.	Lubrication	Overall Lg.	Handle Material	For Blade Style		Each
Style G—Diamond
600 (Polished)	3 3/4"	1/4"	Not Required	8"	Brass	Serrated, Curved	0000000	000000
Style H—Diamond
325 (Extra Smooth)	4"	1/16"-1/4"	Not Required	9 1/2"	Plastic	Serrated, Curved	0000000	00000
600 (Polished)	4"	1/16"-1/4"	Not Required	9 1/2"	Plastic	Serrated, Curved	0000000	00000

Single-Grit Hand-Held Sharpening Stones

Boron Carbide

Boron carbide lasts up to 10 times longer than silicon carbide. These stones have a magnifier built into the handle.

Stone
Lg.	Wd.	Thick.	Color	Lubrication	Overall Lg.	Handle Material	Features	Choose a Grit (For Finish)		Each
Rectangular
Boron Carbide
1 5/8"	1/2"	1/8"	Dark Gray	Not Required	7"	Plastic	2X Magnifier	240 (Extra Smooth), 320 (Extra Smooth), 400 (Extra Smooth)	000000	000000

About Finishing

Bench Diamond Sharpening Stones

Bench Diamond Sharpening Stone Sets

Hand-Held Diamond Sharpening Stones

Single-Grit Hand-Held Sharpening Stones