- Increases the speed of removing or tightening fasteners
- Reaches fasteners that even deep sockets cannot access
- 3/8" + 1/2" square drive socket adapter to allow the use of standard sockets and accessories
The Stanley 21-piece ThruDrive Set includes 3/8" and 1/2" square drives in one standard ratchet, making it suitable for applications such as tie down/cyclone rod, dyna bolts, u-clamps, building and construction.