sourcing map Countersink Drill Bits for Wood 3mm to 6mm Adjustable Reamer with Hex Wrench for Punch Tool Woodworking Carpentry DIY HSS 4in1 Set

• [4in1 Size]: Drilling Diameter: 3mm, 4mm, 5mm, 6mm
• [Great Performance]: Accurately drill a smooth hole and fast discharge chips.
• [Universal Shank]: Straight round shank is the most common style on modern drill bits.
• [Better Combination]: Hex wrench can adjust the counter sleeve depth, drilling any holes you want. Accurate centering for sharp and precise countersinking, non-slip.
• [Wide Application]: Perfect for wood, fiberboard, particleboard, plywood, tile, PVC, rubber, granite, quartz, vitrified brick etc. Suitable for bench drill, hand drill and conventional electric drill.

Specification: Material: High Speed Steel (HSS) Diameter: 6mm / 0.24 inch Chamfer Diameter: 15mm / 0.6 inch Shank Diameter: 6mm / 0.24 inch Total Length: 93mm / 3.7 inch Diameter: 5mm / 0.2 inch Chamfer Diameter: 15mm / 0.6 inch Shank Diameter: 5mm / 0.2 inch Total Length: 85mm / 3.3 inch Diameter: 4mm / 0.16 inch Chamfer Diameter: 15mm / 0.6 inch Shank Diameter: 4mm / 0.16 inch Total Length: 76mm / 3 inch Diameter: 3mm / 0.12 inch Chamfer Diameter: 15mm / 0.6 inch Shank Diameter: 3mm / 0.12 inch Total Length: 58mm / 2.3 inch Package Content: 4 x Countersink Drill Bit 1 x Hex Wrench How to Use: Step 1: Rotate the Hex Key to adjust the length you need. Step 2: Insert the countersink bit into your drill/driver. Make sure the drill bit is clamped. Step 3: Vertically drilling to the required depth. The depth only needs to allow the screw head to sink below the surface.