Crafted from premium high-speed steel, our spiral step drill bit set offers exceptional hardness and wear resistance, ensuring durability for demanding drilling jobs. With enhanced durability, these taper power drill bits eliminate the need for center punches and withstand tough drilling tasks without breaking easily. The efficient chip-clearing design allows particles to escape easily, providing smoother and more effective drilling. Experience exceptional toughness, wear resistance, and flexibility with these spiral groove step drill bits, designed to handle challenging drilling tasks. Suitable for perforating various materials, including stainless steel, steel, wood, thin iron, aluminum alloy, moisture-proof board, PVC board, and more. Upgrade your drilling experience with this versatile and reliable metric drill bit set.

Description:
3pcs HSS Taper Umbrella Drill Bit Chamfer Cutter Drill 16-30mm ,5-20mm ,3-14mm
Color: Silver Tone;
Shank Size : 6mm; 8mm;10mm
Material: High-speed steel
Type:
16-30mm,10mm Handle
5-20mm,8mm Handle
3-14mm,6mm Handle

Package Included:
1 Set Drill bits (3pcs)