hole saw, bi-metal hole saw, HSS hole saw, bi metal hole saw, glass hole saw, concrete hole saw, hole saw arbor, hole saw set DESCRIPTION *M3/M42 bi-metal construction for heavy duty cutting:*Variable pitch teeth for faster, smoother cutting and less vibration*longer lasting design for more cuts per saw*Multiple knock-out slots and holes for easy core removal*Cutting depth to 1-1/2"(38mm)and 1-7/8"(47mm), 52mm, 70mm, 80mm 120mm*Diameters form 9/16"(14mm)to 8-17/64"(14-210mm)*Can be used in portable electric or pneumatic tools, vertical drill machines, lathe, boring/milling machines and other machine tools*Cuts through stainless steel and other materials pipe, nail-embedded wood, hard wood floors, plywood and plastics,*Extra charge for the pilot and arbor   DiameterDiameter

14	9/16"	65	2-9/16"
16	5/8"	67	2-5/8"
17	11/16"	68	2-11/16"
19	3/4"	70	2-3/4"
20	25/32"	73	2-7/8"
21	13/16"	76	3"
22	7/8"	79	3-1/8"
24	15/16"	83	3-1/4"
25	1"	86	3-3/8"
27	1-1/16"	89	3-1/2"
29	1-1/8"	92	3-5/8"
30	1-3/16"	95	3-3/4"
32	1-1/4"	98	3-7/8"
33	1-5/16"	102	4"
35	1-3/8"	105	4-1/8"
37	1-7/16"	108	4-1/4"
38	1-1/2"	111	4-3/8"
40	1-9/16"	114	4-1/2"
41	1-5/8"	121	4-3/4"
43	1-11/16"	127	5"
44	1-3/4"	133	5-1/4"
46	1-13/16"	140	5-1/2"
48	1-7/8"	146	5-3/4"
51	2"	152	6"
52	2-1/16"	160	6-19/64"
54	2-1/8"	165	6-1/2"
57	2-1/4"	168	6-5/8"
59	2-5/16"	177	6-31/32"
60	2-3/8"	200	7-7/8"
64	2-1/2"	210	8-17/64"