About this product
This Extension Bit has an overall length of 2-3/4"
7/16" hex shank
1/2" male square
Pin socket retention
One-piece construction ensures concentricity
Special heat treat ensures long life
Precision machined tips for proper fastener engagement
Specifications
- Length 2-3/4"
- Specifications Fed'l Specs.: GGG-W-641E
- ANSI Spec.: B107.1