6pcs/set Step Drill Bit Set, 4-32mm Woodworking Hole Cutter, Titanium Coated High-Speed Steel, Includes 3mm/6mm/8mm Sawtooth Bit

6pcs/set Step Drill Bit Set, 4-32mm Woodworking Hole Cutter, Titanium Coated High-Speed Steel, Includes 3mm/6mm/8mm Sawtooth Bit

Aliexpress UK