10pc x 25mm S2 Steel Drywall Plasterboard Countersink Screw Dimpler Adapter Bits

Suitable for fixing gyprock, plasterboard & timber. Suitable for Ph2 head drywall screws. Installs drywall screws easily. Screw blades made from S2 steel, hardened, tempered. Includes depth stop to limit screw penetration.