80678683

67285

Starrett

Support Ring Set 10 to 15 Convex Square, 11 to 13 Concave Square, 12.50 to 17 Concave Square, 14.50 to 30 Convex Square, 16.50 to 30 Concave Square, 25 to 50 Convex Square mm High, Use With 3811A and 3810A Hardness Tester