Boron Nitride-Abrasive Grinding Bits

Filter by

System of Measurement

Head Diameter

Shape

For Use On

Shank Diameter

Abrasive Material

Aluminum Oxide/Cotton Laminate Blend

Aluminum Oxide/Silicon Carbide Blend

Nylon Mesh/Aluminum Oxide

Nylon Mesh/Silicon Carbide

Head Length

Grit

Grit Rating

Overall Length

Surface Texture

For Use With

Grinders for Bits and Burs

Material

Boron Nitride

Color

Green

Silver

Maximum Rotation Speed

Rotation Speed

20,000 rpm to 29,999 rpm

30,000 rpm to 99,999 rpm

100,000 rpm or greater

Performance

Long Life

Length

2 1/4"

DFARS Specialty Metals

Exempt

Export Control Classification Number (ECCN)

REACH

RoHS

25 Products

Long-Life Grinding Bits for Metals

Similar to diamond, boron nitride is harder than aluminum oxide and lasts longer. Bits are also known as jig grinding pins and mandrels.

Head diameter is measured at the widest point.

Caution: As bit shank is exposed beyond _1/2", maximum safe rpm decreases significantly. Refer to ANSI standard B7.1. Use only accessories that have a greater rpm rating than the maximum speed of the grinder you choose.

Cylinder

	Head
	Dia.	Lg.	Max. Rotation Speed, rpm	Abrasive Material	Overall Lg.	Grit (Surface Texture)		Each
For Steel, Stainless Steel, and Iron







				1/8" Diameter Shank

				0.03"	0.08"	100,000	Boron Nitride	2 1/4"	220 (Extra Smooth) Silver	0000000	000000


				0.04"	0.08"	100,000	Boron Nitride	2 1/4"	220 (Extra Smooth) Silver	0000000	00000
				0.05"	0.08"	100,000	Boron Nitride	2 1/4"	120 (Smooth) Silver	0000000	00000
				0.06"	0.12"	100,000	Boron Nitride	2 1/4"	120 (Smooth) Silver	0000000	00000
				0.07"	0.12"	100,000	Boron Nitride	2 1/4"	120 (Smooth) Silver	0000000	00000
				0.08"	0.16"	100,000	Boron Nitride	2 1/4"	120 (Smooth) Silver	0000000	00000
				0.09"	0.16"	100,000	Boron Nitride	2 1/4"	120 (Smooth) Silver	0000000	00000
				0.1"	0.16"	100,000	Boron Nitride	2 1/4"	120 (Smooth) Silver	0000000	00000
				0.11"	0.16"	60,000	Boron Nitride	2 1/4"	120 (Smooth) Silver	0000000	00000
				0.12"	0.16"	60,000	Boron Nitride	2 1/4"	120 (Smooth) Silver	0000000	00000
				0.13"	0.2"	60,000	Boron Nitride	2 1/4"	120 (Smooth) Silver	0000000	00000


				0.14"	0.2"	60,000	Boron Nitride	2 1/4"	120 (Smooth) Silver	0000000	00000
				0.16"	0.2"	60,000	Boron Nitride	2 1/4"	120 (Smooth) Silver	0000000	00000
				1/4"	1/4"	50,000	Boron Nitride	2"	150 (Smooth) Green	00000000	00000
				1/4"	1/2"	50,000	Boron Nitride	2"	150 (Smooth) Green	00000000	00000
				3/8"	1/4"	50,000	Boron Nitride	2"	150 (Smooth) Green	00000000	00000




						1/4" Diameter Shank

						0.2"	0.24"	60,000	Boron Nitride	2 1/4"	120 (Smooth) Silver	0000000	00000


						0.24"	0.28"	60,000	Boron Nitride	2 1/4"	120 (Smooth) Silver	0000000	00000
						0.26"	0.28"	60,000	Boron Nitride	2 1/4"	120 (Smooth) Silver	0000000	00000
						0.32"	0.32"	30,000	Boron Nitride	2 1/4"	120 (Smooth) Silver	0000000	00000
						0.34"	0.32"	30,000	Boron Nitride	2 1/4"	120 (Smooth) Silver	0000000	00000
						0.39"	0.39"	30,000	Boron Nitride	2 1/4"	120 (Smooth) Silver	0000000	00000
						0.47"	0.39"	30,000	Boron Nitride	2 1/4"	120 (Smooth) Silver	000000	00000
						0.59"	0.39"	20,000	Boron Nitride	2 1/4"	120 (Smooth) Silver	0000000	00000
						0.73"	0.39"	20,000	Boron Nitride	2 1/4"	120 (Smooth) Silver	0000000	00000