90º Bearing Cutter Burs

Prior to setting stones (like diamonds) in rings and other jewelry, bearing cutters are used to cut "seats" for the stones to sit in.

45º Hart Bur Assortments - #2-#28 (even sizes)

Also known as 45º Bearing Cutters or 156C Burs. Learn more ›

$60.37

SKU: BUR-306.51

High Speed Steel Individual 90 Degree Bearing Cutters

Prior to setting stones (like diamonds) in rings and other jewelry, bearing cutters are used to cut "seats" for the stones to sit in. Learn more ›

From $3.60

SKU	ISO	Diameter (mm)	Diameter (in)	Brand	Size	Count	Price
18.600	10	1.00 mm	0.0393"	Busch German	1	12	$45.36
77.1210	10	1.00 mm	0.0393"	Grobet Swiss	1	12	$30.24
19.421	10	1.00 mm	0.0393"	High Speed	1	1	$4.25
18.601	12	1.20 mm	0.0472"	Busch German	2	12	$45.36
77.1212	12	1.20 mm	0.0472"	Grobet Swiss	2	12	$30.24
19.422	12	1.20 mm	0.0472"	High Speed	2	1	$4.25
77.1213	013	1.30 mm	0.0500"	Grobet Swiss	2	12	$30.24
18.602	14	1.40 mm	0.0551"	Busch German	3	12	$45.36
77.1214	14	1.40 mm	0.0551"	Grobet Swiss	3	12	$30.24
19.423	14	1.40 mm	0.0551"	High Speed	3	1	$4.25
77.1215	015	1.50 mm	0.0591"	Grobet Swiss	4	12	$30.24
19.424	015	1.50 mm	0.0591"	High Speed	4	1	$4.25
18.603	16	1.60 mm	0.0630"	Busch German	5	12	$45.36
77.1216	16	1.60 mm	0.0630"	Grobet Swiss	5	12	$30.24
19.425	16	1.60 mm	0.0630"	High Speed	5	1	$4.25
18.604	18	1.80 mm	0.0709"	Busch German	6	12	$45.36
77.1218	18	1.80 mm	0.0709"	Grobet Swiss	6	12	$30.24
19.426	18	1.80 mm	0.0709"	High Speed	6	1	$4.25
18.605	021	2.10 mm	0.0827"	Busch German	7	12	$45.36
77.1221	021	2.10 mm	0.0827"	Grobet Swiss	7	12	$30.24
19.427	021	2.10 mm	0.0827"	High Speed	7	1	$4.25
19.427F	021	2.10 mm	0.0827"	High Speed Extra Fine	7	1	$3.60
18.606	023	2.30 mm	0.0906"	Busch German	8	12	$45.36
77.1223	023	2.30 mm	0.0906"	Grobet Swiss	8	12	$30.24
19.428	023	2.30 mm	0.0906"	High Speed	8	1	$4.25
18.607	025	2.50 mm	0.0984"	Busch German	9	12	$68.16
77.1225	025	2.50 mm	0.0984"	Grobet Swiss	9	12	$45.36
19.429	025	2.50 mm	0.0984"	High Speed	9	1	$4.80
19.429F	025	2.50 mm	0.0984"	High Speed Extra Fine	9	1	$4.50
18.608	027	2.70 mm	0.1063"	Busch German	10	12	$68.16
77.1227	027	2.70 mm	0.1063"	Grobet Swiss	10	12	$54.48
19.430	027	2.70 mm	0.1063"	High Speed	10	1	$4.80
18.609	029	2.90 mm	0.1141"	Busch German	11	12	$68.16
77.1229	029	2.90 mm	0.1141"	Grobet Swiss	11	12	$54.48
19.431	029	2.90 mm	0.1141"	High Speed	11	1	$4.80
19.431F	029	2.90 mm	0.1141"	High Speed Extra Fine	11	1	$4.50
19.432	031	3.10 mm	0.1220"	High Speed	12	1	$4.80
19.433	033	3.30 mm	0.1299"	High Speed	13	1	$7.95
19.433F	033	3.30 mm	0.1299"	High Speed Extra Fine	13	1	$5.20
19.434	035	3.50 mm	0.1378"	High Speed	14	1	$5.30
19.434F	035	3.50 mm	0.1378"	High Speed Extra Fine	14	1	$5.20
19.435	037	3.70 mm	0.1457"	High Speed	15	1	$5.30
19.435F	037	3.70 mm	0.1457"	High Speed Extra Fine	15	1	$5.20
19.436	040	4.00 mm	0.1575"	High Speed	16	1	$8.10
19.436F	040	4.00 mm	0.1575"	High Speed Extra Fine	16	1	$5.30
77.1209	009	0.90 mm	0.0354"	Grobet Swiss	0	12	$30.24
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45º Hart Bur Assortments - #2-#34

Also known as 45º Bearing Cutters or 156C Burs. Learn more ›

$154.49

SKU: BUR-306.54

Grobet-Brand 90 Degree Hart Bur Assortments - Grobet, High Speed Steel, Std., 14, # 2-# 28

Learn more ›

$66.90

SKU: 19.318

Cylinder Square Cross Cut Burs

High speed not available in cylinder square cross cut. Learn more ›

From $4.25

SKU	ISO	Diameter (mm)	Diameter (in)	Brand	Size	Count	Price
19.438	045	4.50 mm	0.1772"	High Speed	18	1	$5.85
19.439	047	4.70 mm	0.1850"	High Speed	19	1	$6.40
19.440	050	5.00 mm	0.1968"	High Speed	20	1	$6.40
19.442	055	5.50 mm	0.2162"	High Speed	22	1	$6.40
19.444	060	6.00 mm	0.2358"	High Speed	24	1	$6.40
19.446	065	6.50 mm	0.2554"	High Speed	26	1	$7.95
19.448	070	7.00 mm	0.2751"	High Speed	28	1	$7.95
19.450	075	7.50 mm	0.2948"	High Speed	30	1	$7.95
19.452	080	8.00 mm	0.3144"	High Speed	32	1	$9.05
19.454	085	8.50 mm	0.3341"	High Speed	34	1	$12.10
77.2107	007	0.70 mm	0.0276"	Grobet Swiss	3/0	12	$14.40
18.428	007	0.70 mm	0.0276"	Busch German	3/0	12	$24.48
18.429	8	0.80 mm	0.0315"	Busch German	2/0	12	$24.48
77.2108	8	0.80 mm	0.0315"	Grobet Swiss	2/0	12	$14.40
18.430	009	0.90 mm	0.0354"	Busch German	0	12	$24.48
77.2109	009	0.90 mm	0.0354"	Grobet Swiss	0	12	$14.40
18.431	10	1.00 mm	0.0393"	Busch German	1	12	$24.48
77.2110	10	1.00 mm	0.0393"	Grobet Swiss	1	12	$14.40
18.432	12	1.20 mm	0.0401"	Busch German	2	12	$24.48
77.2112	12	1.20 mm	0.0401"	Grobet Swiss	2	12	$14.40
18.433	14	1.40 mm	0.0551"	Busch German	3	12	$24.48
77.2114	14	1.40 mm	0.0551"	Grobet Swiss	3	12	$14.40
18.437	16	1.60 mm	0.0630"	Busch German	5	12	$24.48
77.2116	16	1.60 mm	0.0630"	Grobet Swiss	5	12	$14.40
19.565	16	1.60 mm	0.0630"	High Speed	5	1	$4.25
18.439	18	1.80 mm	0.0709"	Busch German	6	12	$24.48
77.2118	18	1.80 mm	0.0709"	Grobet Swiss	6	12	$14.40
18.441	021	2.10 mm	0.0827"	Busch German	7	12	$24.48
77.2121	021	2.10 mm	0.0827"	Grobet Swiss	7	12	$14.40
18.443	023	2.30 mm	0.0906"	Busch German	8	12	$24.48
77.2123	023	2.30 mm	0.0906"	Grobet Swiss	8	12	$14.40
19.568	023	2.30 mm	0.0906"	High Speed	8	1	$4.25
77.2125	025	2.50 mm	0.0984"	Grobet Swiss	9	12	$33.60
77.2127	027	2.70 mm	0.1063"	Grobet Swiss	10	12	$33.60
18.449	031	3.10 mm	0.1220"	Busch German	12	12	$57.12
19.573	033	3.30 mm	0.1299"	High Speed	13	1	$5.30
19.576	040	4.00 mm	0.1575"	High Speed	16	1	$5.85
19.579	047	4.70 mm	0.1850"	High Speed	19	1	$6.40
19.586	065	6.50 mm	0.2554"	High Speed	26	1	$7.95
19.590	075	7.50 mm	0.2948"	High Speed	30	1	$10.85
19.594	085	8.50 mm	0.3341"	High Speed	34	1	$12.20
19.437	042	4.20 mm	0.1654"	High Speed	17	1	$5.85
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