1/4″ Bit Extensions | Chapman MFG
Federal Stock # 1 5120-01-110-5905
- 3 5/8″ length extensions are available with or without a set screw.
- Set screw is adjustable with CMS-3 .050 Allen hex insert bit & enables another extension/bit to be locked in the extension.
- E2Â 2″ extension is not available with a set screw.
- 6″ & 8″ extensions do not fit inside any of our tool cases
Please note: Chapman extensions are designed to be used with Chapman screwdriver bits &Â are not guaranteed to work as a universal tool.
Made, hand assembled & inspected in Durham, CT from USA materials.