Combination Drill and Tap Bit Set,3-in-1 Screw Tapping Bit Tool,Hex Shank Drill Bits for Drilling, Tapping, with Quick-Change Adapter, 13 PCS SAE/Metric

• WHAT YOU WILL HAVE: Drill tap set - 6PC SAE: 6-32NC, 8-32NC, 10-24NC, 10-32NC, 12-24NC, 1/4-20NC; 6PC metric-M3 x 0.5, M4 x 0.7, M5 x 0.8, M6 x 1.0, M8 x 1.25, M10 x 1.5; 1 piece-quick change adapter.
• MATERIAL: This drill and tap bit set are made of high speed steel High hardness, rustproof, solid and durable; Self-centering design: do not need additional center drilling or center punching.
• HIGH SPEED: Fast replacement composite cone uses drill edged principle Drilling and tapping in one, one-step processing, greatly save processing steps and time costs, improve working efficiency.
• QUICK CHANGE: Tthis tap drill bit set with 1/4 inch hex shank , fits into power tools more easily and securely.
• WIDELY USE: These taps with drilling function, three-in-one operation, which can drill, tap, deburr and counter holes on iron, aluminum, metal sheet and plastic at the same time, so as to quickly , Complete work completely, greatly save processing steps and time costs, and improve work efficiency.

Specification: 1.Suitable for drilling, tapping, cutting on soft metal, aluminum plate, iron, etc.These dirll bits are not suitable for drill and tap in very hard metals. 2.High speed steel construction provides extra durability to drill bits to perform multiple drilling operations while maintaining its strength. 3.Our HSS hex shank drill bits drilling and tapping in one, one-step processing, greatly save processing steps and time costs, improve working 4.Self-centering point, do not need assistant center drilling or center punching. 5.These metal drill bits are high hardness, rustproof, solid and durable. Size: Metric M3x0.5: (2.5mm) M4x0.7: ( 3.3mm) M5x0.8: (4.2mm) M6x1: (5.0mm) M8x1.25:(6.8mm) M10x1.5: (8.5mm) SAE 6-32NC (3.5mm) 8-32NC (4.2mm) 10-32NC (5mm) 10-24NC (5mm) 12-24NC (5.7mm) 1/4-20NC (6.35mm) Square handle: 6.35mm Material: High-speed Steel 4341 Color: Silver Package Included: Hex Shank Drill Bits 6PCS Metric+ 6PCS SAE+1PCS Quick Change Adapter