ITEM NAME:5pcs/Set HSS M3 M4 M5 M6 M8 Titanium Spiral Screw Tap Drill Bits Hand Tools #gib Product Description Description: 5pcs/Set HSS M3 M4 M5 M6 M8 Machine Titanium Spiral Point Thread Screw Tap Drill Bits Hand Tools Features: Hard durable, with grooves for better chip removal. Combined suit, more complete and convenient. Specification: Material: High-Speed Steel Specification: M3 M4 M5 M6 M8 Length: M3: 4.9cm/1.93" M4: 5.6cm/2.2" M5: 6cm/2.36" M6: 6.7cm/2.64" M8: 7cm/2.76" Notes: 1. Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you! 2. Please allow 1-3mm measuring deviation due to manual measurement. Included: 5 X Screw Tap Drill Bits.Specification: M3 M4 M5 M6 M8. M8: 7cm/2.76". M4: 5.6cm/2.2". M6: 6.7cm/2.64". Included: 5 X Screw Tap Drill Bits. M5: 6cm/2.36". M3: 4.9cm/1.93". Hard durable, with grooves for better chip removal.