[Tapered Drill] pointed tip with widened design for drilling fast, clean pilot holes and ensures tight fit for screws.Easier to locate the hole and the drill. [Adjusted] counter bore attaches to with 2 hex screws can be adjusted for controlled pilot hole depth; Drill, countersink and counterbore in 1 step; the countersink cutter providing superior speed and clean finish. [Counter Bore]the countersink works effortlessly even after many uses; it makes clean and consistent tapered holes for screws without the need of a stop collar. [Better Performance]The tapered drill bit is made of High Speed Steel which have high toughness, wear resistance, and good cutting retention. The pointed tip and wide flute for drilling fast, clean pilot hole, ensures tight fit for screws [Quick change]Perfect for wood, fiberboard, particleboa Colour:black+silver Material:high speed steel Package Contents: 5 x 11/64inch Wood Countersink Drill Bit 2 x 1/64inch tapered counter sinker drill bit(without the 4 Flute cutter countersink counter-bore) 1 x Stop Collar 1 x Hex Wrench 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.