COMBINED DRILLS AND COUNTERSINKS
High Speed Steel
CODE - SCDCSK 1304
Plain Type - 60o countersink angle		 Bell Type - 60o countersink angle

 
Size
Body Diameter Drill Diameter and Length Overall Length Size Body Diameter Diameter and Length Overall Length
1
2
3
4
5
6
7
8
9
10 		1/8
3/16
1/4
5/16
7/16
1/2
5/8
3/4
7/8
1		 3/64
5/64
7/64
1/8
3/16
7/32
1/4
5/16
11/32
3/8		 1-1/4
1-7/8
2
2-1/8
2-3/4
3
3-1/4
3-1/2
3-5/8
3-3/4		 11
12
13
14
15
16
17
18
19
20 		1/8
3/16
1/4
5/16
7/16
1/2
5/8
3/4
7/8
1 		3/64
5/64
7/64
1/8
3/16
7/32
1/4
5/16
11/32
3/8 		1-1/4
1-7/8
2
2-1/8
2-3/4
3
3-1/4
3-1/2
3-5/8
3-3/4
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