3Pcs/set Drill Bits Angle Dirll Tools S/S Inspection Angle Gage

Specifications
: Silver
Material: Stainless steel
Size
Drill diameter angle :90mm
Drill bits angle ：80mm
Gengeral angle :48mm
Accuracy: ± 5 °
Suitable For: Angle measurement

Features
- Diameter drill front edge of the protractor 50 118 ° apex angle of twist drills grinding
suitable for 118 ° apex diameter of not more than 50mm of grinding twist drills
- Check the drill apex angle (60 °, 70 °, 90 °, 110 °, 118 °, 125 °, 135 °, 150 °, 160 °)
- tool angle is 60 degrees for a tooth-shaped angle 55 degree angle and metric thread
inch thread inspection, and measuring the angle of special measuring tools






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