Twist Drill Bit Set(12PCS), Werkzeug Titanium Drill Bit Set General Purpose High-Speed Steel, Metal Drill Bits Set for Wood, Plastic, Metal, Aluminum Alloy etc (1/8" - 25/64");

✦ 135° Inclined Blade Drill Bit
✦ Spiral Grooves Design
✦ Suitable for most general purpose electric drills
✦ Satisfy all you demand (1/8", 5/32", 11/64", 13/64", 7/32", 15/64", 1/4", 9/32", 5/16", 21/64", 23/64", 25/64")

Read warm tips before use :
1.The twist drill is cutting tool, control the speed is very important. The bigger of the diameter - the speed will be slower.
2.Adjust the speed when in use. If the speed too fast, the drill bit will be damaged.
3.keep the drill vertical and fixation while drilling.
4.Suggest to use a bench drill, the effect will be better than a hand electric drill that is not fixed in the operation process, the drill bit is prone to bend and break!
5.Adding water or coolant when drilling, will increases the life of the bit and makes drilling easier.

Package Included:
12* Werkzeug twist drill bits (1/8", 5/32", 11/64", 13/64", 7/32", 15/64", 1/4", 9/32", 5/16", 21/64", 23/64", 25/64")

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