Lockable door

Heat treated for toughness and durability

Features: Auto-Locking Design - Fit all Inserts and 6mm Hex bits

They are designed to be used with Pneumatic and Power tools where higher torque and force is required

or a metalworking professional

10Pce 1/4", 3/8" & 1/2" Drive Universal Joint and Adapter Set 81205 by GEARWRENCH CNC Router Accessory Lockable doorIncludes Universal Joints, Impact Universal Joints, and Adapters. 1 4" Drive Universal Joint 80100 1 4" Drive 1 4" F x 3 8" M Adapter 81127 3 8" Drive 3 8" F x 1 2" M Adapter 81278 3 8" Drive 3 8" F x 1 4" M Adapter 81277 1 2" Drive 1 2" F x 3 8" M Adapter 81354 1 2" Drive 1 2" F x 3 4" M Adapter 81355 3 8" Drive Universal Joint 80549