Combined drills and countersinks-plain type


Usage: Working core in end plane of part with axis. Feature: The corporation makes core driller for straight, oblique and spiral grooves. Featuring easy operation, high speed and good offtake of chips
search-engine-tool


NO.		 Size     L l
Inch （mm） Inch （mm） Inch （mm） Inch （mm）
001 00 0.025 0.64 1/8 3.18 1-1/8 29 0.030 0.76
002 0 1/32 0.79 0.038 0.97
003 1 3/64 1.19     1-1/4 32 3/64 1.19
004 2 5/64 1.98 3/16 4.76 1-7/8 48 5/64 1.98
005 3 7/64 2.78 1/4 6.35 2 51 7/64 2.78
006 4 1/8 3.18 5/16 7.94 2-1/8 54 1/8 3.18
007 5 3/16 4.76 7/16 11.11 2-3/4 70 1/16 4.76
008 6 7/32 5.56 1/2 12.70 3 76 7/32 5.56
009 7 1/4 6.35 1/8 15.88 3-1/4 83 1/4 6.35
010 8 5/16 7.94 3/4 19.05 3-1/2 89 5/16 7.94

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