WD17130-3PCS HSS spiral flut Step drill bits set

WD17130-3PCS HSS spiral flut Step drill bits set

the drill bits can drill cylindrical holes in solid material up to a thickness of 4mm(5/32")

Ideal tool for sheet metal workers, electrical contractor auto mechanics and general contractors

Burr-free and vibration-free drilling

contents

3pcs packed in plastic case

4-12mm with 5 steps

4-20mm with 9 steps

4-32mm with 15 steps