catalog

Long Series Aircraft Counterbores

CA4014

Catalog No. CA4014
Long Set - Four Flute
High Speed - Straight Shank
Interchangeable Pilots

To meet special conditions in the aircraft industry, these counterbores have pilot holes smaller than standard and are especially useful for deep counterboring screw heads and spring pockets. All counterbores are made of the finest H. S. steel available. Shanks are hardened and ground, assuring long life and concentric operation. Furnished without radius unless specified. 

PART # - DIAMETER
O.A.L. (INCHES")
SHANK SIZE AND LENGTH
FLUTES
PILOT HOLE (INCHES)
CA4014-3/16
3
15/64 X 2-1/2
4
3/32
CA4014-7/32
3
15/64 X 2-1/2
4
3/32
CA4014-1/4
3-3/4
15/64 X 3-1/16
4
3/32
CA4014-9/32
3-3/4
17/64 X 3-1/8
4
3/32
CA4014-5/16
3-3/4
19/64 X 3-1/8
4
3/32
CA4014-11/32
3-3/4
5/16 X 3-1/8
4
3/32
CA4014-3/8
3-3/4
5/16 X 3-1/8
4
3/32
CA4014-13/32
4-1/8
5/16 X 3
4
1/8
CA4014-7/16
4-1/8
5/16 X 3
4
1/8
CA4014-15/32
4-1/8
7/16 X 3
4
1/8
CA4014-1/2
4-1/8
7/16 X 3
4
1/8
CA4014-17/32
4-1/4
7/16 X 3
4
5/32
CA4014-9/16
4-1/4
7/16 X 3
4
5/32
CA4014-19/32
4-1/4
1/2 X 3
4
5/32
CA4014-5/8
4-1/4
1/2 X 3
4
5/32
CA4014-21/32
5-3/8
1/2 X 4
4
3/16
CA4014-11/16
5-3/8
1/2 X 4
4
3/16
CA4014-23/32
5-3/8
1/2 X 4
4
3/16
CA4014-3/4
5-3/8
1/2 X 4
4
3/16
CA4014-25/32
5-3/8
1/2 X 4
4
3/16
CA4014-13/16
5-3/8
1/2 X 4
4
3/16
CA4014-7/8
5-3/8
1/2 X 4
4
3/16
CA4014-15/16
5-3/8
1/2 X 4
4
3/16
CA4014-1
5-3/8
1/2 X 4
4
3/16
CA4014-1-1/16
5-1/2
3/4 X 4
4
5/16
CA4014-1-1/8
5-1/2
3/4 X 4
4
5/16
CA4014-1-3/16
5-1/2
3/4 X 4
4
5/16
CA4014-1-1/4
5-1/2
3/4 X 4
4
5/16
CA4014-1-5/16
5-1/2
3/4 X 4
4
5/16
CA4014-1-3/8
5-1/2
3/4 X 4
4
5/16
CA4014-1-7/16
5-1/2
3/4 X 4
4
5/16
CA4014-1-1/2
5-1/2
3/4 X 4
4
5/16

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