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To check and set screw cutting tools, and check the angle and pitch of screw thread Angle accuracy: ±30min. Code Thread type Angle (α) Graduation 4810-601 METRIC 60° 60° 0.5mm and 1mm 4810-602 UNIFIED 60° 60° 14ths and 20ths on front side, 24ths and 32ths on back side 4810-55 WHITWORTH 55° 55° 14ths and 20ths
The INSIZE 4810 series Center Gage is a precision measuring instrument designed for the verification and setting of screw cutting tools. It is also utilized for checking the angle and pitch of screw threads.