6Pcs HSS Titanium Twist Drill Bits Set 3-8mm Serrated Side Cutting Drill Bit Woodworking Tools for Plastic Metal Wood Hole

Specification:Screw head type: Universal round headItem Type: Cobalt Drill BitsMaterial: High-Speed Steel+Titanium PlatingStructure: Saw&DrillApplication: Woodworking, Aluminum Alloy, Plastic Board Drilling And Cut GroovingQuantity: 6pcsDiameter: 3, 4, 5, 6, 6.5, 8mm(1 Set)Detailed size: As shownUsage Scenarios:Suitable for holing, cutting on wood, soft metal, aluminum plate, iron, etc.Package list:6pcs drill bitProduct Details1. High-speed steel material: high hardness, good wear resistance and long service life2. Sharp tooth mouth: easy to remove sawdust, sawing more smoothly3. Universal crown design: no slippage. Suitable for electric drill bench drills4. Multiple sizes: suitable for different scenarios