: These tools can both tighten and loosen fasteners, unlike many one-way extraction tools. The 17-Piece Hex Driver Set
: Features a unique U-shaped channel on the leading edges of the bit, which pulls torque pressure inward to maintain a "bite" on the metal. Why Professionals Use It 17-PC. 1/4" Drive Combination R.B.R.T.™ Hex Driver Set Rbrt Sprn Dmnnzykls 1 17 7z
The "1 17" in your query likely refers to this popular 1/4" drive set from Mac Tools . It is designed for precision work in tight spaces where standard hex keys might slip and ruin a fastener. : These tools can both tighten and loosen
: By distributing pressure inward toward the flats of the fastener rather than the corners, it prevents new bolts from stripping. 1/4" Drive Combination R
: Effective on both standard and compromised (stripped/rusted) hex fasteners.
is an exclusive extraction and prevention system from Mac Tools . Unlike standard sockets that grip the corners of a fastener, R.B.R.T. tools use a specialized non-slip design that: