7Pcs Combination Drill and Tap Set Metric Thread HSS M3-M12 Screw Tapping bit Tool Quick Change 1/4in Hex Shank

Features:
Versatile Tap Bit Set -- 7-pack different metric thread sizes tap bits (M3x0.5, M4x0.7, M5x0.8, M6x1 M8x1.25, M10x1.5, M12x1.75).
High Performance -- Drilling and tapping in one, one-step processing, greatly save processing steps and time costs, improve working efficiency.
Wide Application -- Full tap bit set ideal for drilling, tapping, cutting on wood, soft metal, aluminum plate, iron, etc. (Note: it can not work well with stainless steel 304 or high hardness metal.)
Premium Quality -- Made of high speed steel(HSS), high hardness, rustproof, solid and durable.
Quick Change -- 1/4 inch hex shank fits into power tools more easily and securely.

Specification:
Color: Sliver
Material: High-speed steel
Shank Diameter: 1/4in(6.35mm)
Quantity: 7pcs
Type: Tap Drill Bit
Size:
M3x0.5: Total length: 67mm, Spiral length: 22mm, drill diameter: 0.5mm
M4x0.7: Total length: 67mm, Spiral length: 22mm, drill diameter: 0.7mm
M5x0.8: Total length: 69mm, Spiral length: 25mm, drill diameter: 0.8mm
M6x1.0: Total length: 68mm, Spiral length: 25mm, drill diameter: 1.0mm
M8x1.25: Total length: 71mm, Spiral length: 38mm, drill diameter: 1.25mm
M10x1.5: Total length: 72mm, Spiral length: 38mm, drill diameter: 1.5mm
M12x1.75: Total length: 81mm, Spiral length: 46mm, drill diameter: 1.75mm
Application: Suitable for soft metal, aluminum, iron, steel board and 2mm or less stainless steel

Packing List:
7 *  Hex Shank Tap Drill Bit