Angle Gauge Drill Sharpener Ruler Thread Inch Thread Inspection

Description: Diameter drill front edge of the protractor 50 gauge 118 degrees angle of twist drills grinding Gauge suitable for 118 degrees diameter of not more than 50mm of grinding twist drills Check the drill angle (60 70 90 110 118 125 135 150 160 degrees) Cutting tool angle is 60 degrees for a tooth-shaped angle angle and metric thread inch thread inspection and measuring the angle of special measuring tools Specification: Material: Stainless steel Size: Drill diameter angle Gauge: Approx. 80.8mm/ 3.18 inch Drill bits angle gauge：Approx.80mm/ 3.15 inch General angle gauge: Approx.50mm/ 1.97 inch Suitable for angle measurement Package Includes: 1 Piece of Drill Diameter Angle Gauge 1 Piece of Drill Bits Angle Gauge 1 Piece of General Angle Gauge