length:

gauge block, gauge block accessories, level ruler, standard flat crystal, plane flat crystal, parallel flat crystal, plane equal thickness interferometer, platform plate, knife edge ruler, knife edge square ruler, three edge ruler, four edge ruler, flat ruler, square ruler calibrator, square box, grinding flat ruler, filter, angle block, angle gauge, combined angle gauge, angle gauge, angle gauge, sine gauge, right angle ruler, goniometer, polyhedral prism, Multi tooth…

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calculation formula calculator commonly used in CNC:

trigonometric function calculation

calculation of cutting speed

feed rate (F value) Calculation of

calculation of residual material height

calculation of escape hole

calculation of reclaiming amount

calculation of feed rate per edge

machining method of die blade

formula of drill bit…