3PCS HSS Step Drill Bit Set Large Cone Titanium Bit Set Metal Hole Cutter 6mm 8mm 10mm TAPDRA Spare Part

<b>Features:</b><br>Two-Flute Spiral Groove Design: Enables a faster, more stable and smoother cutting. It can automatically chamfer the hole to clean the drill bit.<br>HSS &amp; Titanium Coated: Made of super strong HSS steel and coated with Titanium. Titanium coating ensures easy cutting Aluminum sheet, Copper, plastic, wood etc.<br>Application: Suitable for sheet metal, sink, car repair, etc. Widely used to cut holes in a variety of material like plate, aluminum, insulation board, PVC board.<br>Convenience: Step drill allows to cut several sizes hole with one drill bit, easily without changing bit constantly.<br><br><b>Specifications:</b><br>Size: 4-12mm/4-20mm/4-32mm<br>Material: High speed steel<br>Surface treatment: Nitriding (black)<br>Features: Quick Release<br>Quantity: 3Pcs/set<br>4-12 Drill Bit: 5 Steps (Diameter 4, 6, 8, 10, 12mm) (6mm Shank)<br>4-20 Drill Bit: 9 Steps(Diameter 4, 6, 8, 10, 12, 14, 16, 18, 20mm) (8mm Shank)<br>4-32 Drill Bit: 15 Steps(Diameter 4, 6, 8, 10, 12, 14, 16, 18, 20, 22, 24, 26, 28, 30, 32mm) (10mm Shank)<br><br><b>Package included :</b><br>3 x Spiral Step Drill Bit

• Two-Flute Spiral Groove Design: Enables a faster, more stable and smoother cutting. It can automatically chamfer the hole to clean the drill bit.
• HSS & Titanium Coated: Made of super strong HSS steel and coated with Titanium. Titanium coating ensures easy cutting Aluminum sheet, Copper, plastic, wood etc.
• Application: Suitable for sheet metal, sink, car repair, etc. Widely used to cut holes in a variety of material like plate, aluminum, insulation board, PVC board.