Countersinks – Three Flute – Mastercut Tool Corp

Three flute 60°, 82°, and 90° Coated and Uncoated

OD	SHK	OAL	60°	82°	90°	100°	60° PowerA	82° PowerA	90° PowerA	100° PowerA
1/8	1/8	1-1/2	680-302	680-402	680-502		680-302-1	680-402-1	680-502-1
3/16	3/16	2	680-304	680-404	680-504		680-304-1	680-404-1	680-504-1
1/4	1/4	2	680-306	680-406	680-506	682-106	680-306-1	680-406-1	680-506-1	682-106-1
3/8	1/4	2-5/8	680-308	680-408	680-508	682-108	680-308-1	680-408-1	680-508-1	682-108-1
1/2	1/4	2-7/8	680-310	680-410	680-510	682-110	680-310-1	680-410-1	680-510-1	682-110-1
5/8	3/8	3	680-312	680-412	680-512	682-112	680-312-1	680-412-1	680-512-1	682-112-1
3/4	1/2	3	680-314	680-414	680-514	682-114	680-314-1	680-414-1	680-514-1	682-114-1
1	1/2	2-3/4	680-316	680-416	680-516	682-116	680-316-1	680-416-1	680-516-1	682-116-1

OD	SHK	OAL	60°Uncoated	82°Uncoated	90°Uncoated
3	3	38	780-302	780-402	780-502
5	5	50	780-304	780-404	780-504
6	6	50	780-306	780-406	780-506
9.5	6	66	780-308	780-408	780-508
12.7	6	72	780-310	780-410	780-510
16	8	69	780-312	780-412	780-512
19	8	75	780-314	780-414	780-514
25	8	70	780-316	780-416	780-516