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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.  
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90ºHart Bur Assortments
	Brand	Metal	Type	Qty.	Range	Stock#	Price
	Grobet	High Speed Steel	Std.	14	# 2-# 28	19.318 Buy	$66.90
				33	# 1-# 34	19.319 Buy	$172.00
	Euro-Swiss	High Speed Steel	Std.	15	# 1-# 15	BUR-306.51 Buy	$58.05
				33	# 1-# 34	BUR-306.54 Buy	$148.55

 

Individual 90Degree Bearing Cutters Prices are per bur. All burs except High Speed sold in packs of 6. High Speed burs sold individually.
Size	ISO#	Diameter in MM	Diameter in Inches	Busch German	Price	Grobet Swiss	Price	High Speed	Price	High Speed X-Fine	Price
0	009	0.90	0.0354			18.599G Buy	$1.62
1	010	1.00	0.0393	18.600	$2.42	18.600G Buy	$1.62	19.421 Buy	$3.60
2	012	1.20	0.0472	18.601	$2.42	18.601G Buy	$1.62	19.422 Buy	$3.60
2Degree	013	1.30	0.0500			18.60101G Buy	$1.62
3	014	1.40	0.0551	18.602	$2.42	18.602G Buy	$1.62	19.423 Buy	$3.60	19.423F Buy	$3.60
4	015	1.50	0.0591			18.60201G Buy	$1.62	19.424 Buy	$3.60	19.424F Buy	$3.60
5	016	1.60	0.0630	18.603	$2.42	18.603G Buy	$1.62	19.425 Buy	$3.60	19.425F Buy	$3.60
6	018	1.80	0.0709	18.604	$2.42	18.604G Buy	$1.62	19.426 Buy	$3.60	19.426F Buy	$3.60
7	021	2.10	0.0827	18.605	$2.42	18.605G Buy	$1.62	19.427 Buy	$3.60	19.427F Buy	$3.60
8	023	2.30	0.0906	18.606	$2.42	18.606G Buy	$1.62	19.428 Buy	$3.60	19.428F Buy	$3.60
9	025	2.50	0.0984	18.607	$3.52	18.607G Buy	$2.93	19.429 Buy	$4.00	19.429F Buy	$4.30
10	027	2.70	0.1063	18.608	$3.52	18.608G Buy	$2.93	19.430 Buy	$4.00	19.430F Buy	$4.30
11	029	2.90	0.1141	18.609	$3.52	18.609G Buy	$2.93	19.431 Buy	$4.00	19.431F Buy	$4.30
12	031	3.10	0.1220			18.610G Buy	$2.93	19.432 Buy	$4.00	19.432F Buy	$4.30
13	033	3.30	0.1299			18.611G Buy	$2.93	19.433 Buy	$4.64	19.433F Buy	$4.95
14	035	3.50	0.1378			18.612G Buy	$2.93	19.434 Buy	$4.64	19.434F Buy	$4.95
15	037	3.70	0.1457			18.613G Buy	$3.48	19.435 Buy	$4.64	19.435F Buy	$4.95
16	040	4.00	0.1575			18.614G Buy	$3.48	19.436 Buy	$4.64	19.436F Buy	$5.05
17	042	4.20	0.1654			18.615G Buy	$3.48	19.437 Buy	$4.64
18	045	4.50	0.1772			18.616G Buy	$3.48	19.438 Buy	$4.64
19	047	4.70	0.1850			18.617G Buy	$3.48	19.439 Buy	$5.15
20	050	5.00	0.1968			18.618G Buy	$3.48	19.440 Buy	$5.15
22	055	5.50	0.2162					19.442 Buy	$5.15
24	060	6.00	0.2358					19.444 Buy	$5.15
26	065	6.50	0.2554					19.446 Buy	$5.82
28	070	7.00	0.2751					19.448 Buy	$5.82
30	075	7.50	0.2948					19.450 Buy	$5.82
32	080	8.00	0.3144					19.452 Buy	$7.42
34	085	8.50	0.3341					19.454 Buy	$8.45