HHIP 3900-3011 10 Pair 1/8 Precision Parallel Set, 1/8 x 3", Plastic Case, Tin Coated

HHIP precision parallel is made from fine quality tool steel that is stress relieved against distortion and tin coated. Precision ground and hardened. Complete with a fitted plastic case. 2 holes in each parallel. Sizes include 1/8 x 1/2 x 3", 1/8 x 5/8 x 3", 1/8 x 3/4 x 3", 1/8 x 7/8 x 3", 1/8 x 1 x 3", 1/8 x 1-1/8 x 3", 1/8 x 1-1/4 x 3", 1/8 x 1-3/8 x 3", 1/8 x 1-1/2 x 3 inch and 1/8 x 1-5/8 x 3". tolerance: parallel to 0.0003 on 2 sides, top and bottom. Dimensions: within 0.001 "allowance.