14Pcs Combination Drill and Tap Bit Set 3-In-1 Coated Screw Tapping Bit Tool for Drilling Metric Thread HSS M3-M10

1. One-Click Processing: Drill bits hole drilling tapping and countersinking in one operation. 2. 1/4 inch Hex Quick Change: 1/4 inch hex Suitable for most hand electric drills cordless drills Impact drills. Fits into power tools more and securely. 3. Titanium Coating: Titanium coating Classic HSS construction with titanium coating for capability and durability. 4. Quick Change Adapter: Maximize efficiency with the included quick change adapter that allows you to switch between different sizes . 5. Easy-to-Read Labels:Each tap drill is engraved with a label which is convenient to the size that suits you. Laser-engraved size markings on each drill superior and accuracy. Specification: Color: gold + black Material: High speed steel (HSS4341) Surface treatment: Titanium Coted 1/4 inch hex (Quick change for impact drill) Size:M3x0.5 M4x0.7 M5x0.8 M6x1 M8x1.25 M10x1.5 Type: Hex Tool Flute Type: Spiral Package Contents: 12pcs tap drill bits set 2pcs quick change adapter Only the above package content other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.