8* Werkzeug Center Drill Bits, 8*Replacement Drill Bits, 1*Hex Key

Werkzeug Self Centering Hinge Tapper Core Drill Bit Set for Woodworking, Adjustable Door Window Drill Bits with 1 Hex Key & 8 Replacement Drill Bits (5/64 – 1/4 Inches), 16 Pieces