All American type DGDB bushings are made of Alloy Steel
hardened to RC 62-64. The I.D. ground concentric to the
O.D. within .0002 T.I.R. and the face is also square to the
I.D. within .0002 T.I.R. The head is undercut and ground
square to the O.D. Special Sizes and materials are available
on request. These bushings are considered as special and
not returnable. Prices available upon request.
Deep Hole Gun Drill Bushings - Type DGDB


| P/N |
A |
B |
C |
D |
F |
J |
R |
LOCK
SCREW |
| DGDB-88-30 |
3/16 - 1-1/16
(.1250 - 1.0625)
4.75 - 27.00mm |
1-3/8
1.3750
1.3748 |
1-7/8 |
1-51/64 |
1/2 |
25/32 |
1-7/64 |
LS-2 |
| DGDB-88-38 |
1/4 - 1-1/16
(.2500 - 1.0625)
6.35 - 27.00mm |
1-3/8
1.3750
1.3748 |
2-3/8 |
1-51/64 |
1 |
25/32 |
1-7/64 |
LS-2 |
| DGDB-88-46 |
9/32 - 1-1/16
(.1250 - 1.0625)
7.14 - 27.00mm |
1-3/8 1.3750 1.3748 |
2-7/8 |
1-51/64 |
1-1/2 |
25/32 |
1-7/64 |
LS-2 |
| DGDB-88-54 |
5/16 - 1-1/16
(.3125 - 1.0625)
7.90 - 27.00mm |
1-3/8 1.3750 1.3748 |
3-3/8 |
1-51/64 |
2 |
25/32 |
1-7/64 |
LS-2 |