HOERDUN Combination Drill and Tap Bit Set 6-32nc 8-32nc 10-32nc 10-24nc 12-24nc 14-20nc with Quick-Change Adapter

This is a convenient hex shank drill tap bits set, drill bit set can simultaneously complete hole drilling, tapping, deburring and countersinking. Feature: ?One-Click Processing: Drill bits perform hole drilling, tapping and countersinking in one operation. ?High speed steel construction provides extra durability to drill bits to perform multiple drilling operations while maintaining its strength. ?1/4" Hex Shank Quick Change: 1/4 inch hex shank Suitable for most hand electric drills, cordless drills, Impact drills. Fits into power tools more easily and securely. ?Quick Change Adapter: Maximize efficiency with the included quick change adapter that allows you to switch between different sizes easily. ?Easy-to-Read Labels?Each tap drill is engraved with a label, which is convenient for you to choose the size that suits you. Laser-engraved size markings on each drill provide superior convenience and accuracy. ?Storage Case: Storage case is lightweight and durable for easy storage and is portable for all job environments Specification: ?Material: High speed steel (HSS4341) ?1/4 inch hex shank (Quick change for impact drill) ?Size: 6-32NC, 8-32NC, 10-24NC, 10-32NC, 12-24NC, ¼-20NC ?Shank Type: Hex ?Tool Flute Type: Spiral Package include: ?6pcs tap drill bits set ?1 piece-quick change adapter ?1pcs storage case Note: 1.Low-speed cutting of holes in materials, suitable for processing soft metal with a thickness of less than 3mm. 2. Be sure to use safety glasses during operation, and keep your hands or face away from the rotating drill and cutting powder. 3. When using the drill, the temperature of the material will be very high. Please add some water or coolant to prevent the material from smoking when in use.