DOUKNAIL M3-M10 Screw Drill Bits - 6pcs

Drill-driver 6pcs M3-M10 Tap Drill Bits Taps Woodworking Metric Combination Bit 1/4 Inch Quick Change Hex Size: M3x0.5: Total length: 55mm, Spiral length: 24mm, Drill diameter: 2.5mm M4x0.7: Total length: 54mm, Spiral length: 24mm, Drill diameter: 3.3mm M5x0.8: Total length: 58mm, Spiral length: 28mm, Drill diameter: 4.2mm M6x1: total length: 58mm, spiral length: 28mm, drill diameter: 5mm M8x1.25: Total length: 59mm, Spiral length: 18mm, Drill diameter: 6.8mm M10x1.5: Total length: 59mm, Spiral length: 20mm, Drill diameter: 8.5mm Square handle: 6.35 mm (1/4")