2278-3

Combination square set, center head (made of cast iron): to locate center of cylinders with diameter: 30-100 mm, accuracy: ±0.15 mm, protractor head (made of cast iron) set thr blade at desired angle to an edge of a workpiece, and can be used measure angels range: 0-180°, accuracy: ±0.20 min, swuare head (made of cast iron), set the blade at 90° or 45° to an edge of workpiece, accuracy: ±8 min for 90° square, ±10 min for 45° square, blade (made of stainless steel): range: 300 mm/12", graduation: 0.5 mm and 1/32" on front face, 1 mm and 1/64" on back face, optional accessory: rigid rule code 7114