YY-LC Drill Bit for Wire Pulling,1/2 in. x 18 in. Long Drill Bits for Wood,Auger Head Installer Drill Bit, Fish Bit for Pulling Wires in Walls

YY-LC Drill Bit for Wire Pulling,1/2 in. x 18 in. Long Drill Bits for Wood,Auger Head Installer Drill Bit, Fish Bit for Pulling Wires in Walls

• Material & Size： 1/2"head Diameter x 18" Long and 3/16" shank Diameter ,#65 Carbon Steel cutting head with a spring steel shank.The drill bit is of an auger type, with a self-feeding threaded tip followed by the cutting edges and the flutes for chip removal.
• Flexibility：lexible auger drill bit has a non-slip three flat grip,it has been heat treated for optimum strength and memory,all will flex to some degree the shorter bits are not as flexible as longer ones
• Simple works： hole in top end allows you to pull wire,flexible shaft allows for unique self-feeding drilling and suitable for drilling holes down the length of a wall and through hidden studs, with no damage to wall board, plaster, or any exterior finish
• Strength & Durability: our screw point installer bit has ultra-sharp threads which provide better pulling power and faster drilling speeds. It moves quickly through obstructions to easily drill and fish wire through existing walls. RPM rule of thumb: The larger the diameter of the drill bit the slower the RPM (Larger bit grabbing and binding ! Slow it down and try again.)
• Applicable Scenario ：the auger drill bit fits most standard size power drills ，suit for walls, kitchen counters, sidewalks, recessed lighting, camera mounts