Description:
A twist drillis a tool that cuts a round hole of a workpiece by rotary. It is named afterits flute shaped like a spiral. Twist drills can be used in manual, electrichand-held drilling tools, milling machines, lathes and even machining centers.The bit material is generally a high speed tool steel or a hard alloy.
 
Features:
1. Suitablefor aluminum, wood, malleable and deep hole drilling positioning holes iron.
2. Throughheat treatment, stainless steel, tool steel, and other workpiece that aredifficult to process, can be processed by these twisted drill bits.
3. High speedsteel to obtain high hardness, high wear resistance and high toughness.
4. Can be usedin manual, electric hand-held drilling tools, milling machines, lathes andmore.
5. Sharptwisted drill bits will make the drilling easier and more effortless.
 
Specifications:
Material: Highspeed steel
SurfaceTreatment: Titanium plating
Handle: Roundhandle
Quantity:13pcs
Diameter:1.5mm, 2mm, 2.5mm, 3mm, 3.2mm, 3.5mm, 4mm, 4.5mm,  4.8mm, 5mm, 5.5mm, 6mm, 6.5mm
Weight:Approx. 182g
 
PackageIncludes:
13 x TwistDrill Bits
1 x Red Irom Box