High hardness: The high hardness triangular transmission shaft is used for the bit conversion to connect with the electric drill without looseness. Screw fixation: The drill bit conversion is fixed with bilateral screws, which can fix the drill bit stably without shaking. Anti slip handle: There is an anti slip threaded handle on the conversion , which is safe to operate without slipping. Two way installable: The drill bit adapter has a two-way installable handle thread port, which can be used by the right hand. Easy to install: Use a small wrench to tighten the screws on the side of the drill . Colour:orange Material:Metal Package Contents: 1 x Electric Drill Sockets Adapter Conversion Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.