SK Steel Block Gauge, Class 1 equivalent, 1.02 mm, GB1-102, 1 piece

Catalog number: GB1-102 Features: ●A block gauge with outstanding cost performance. ●Equivalent to JIS Class 1. Applications: ●As a standard gauge for general measurements and machining. Specifications: ●Manufacturer code: 150832 ●Grade: Equivalent to 1 ●Standard (mm): 1.020 ●Width (mm): 30 ●Height (mm): 9 ●Cross-sectional dimensions (mm): 10mm or less 30 (0 to -0.3) x 9 (-0.05 to 0.2) mm / Over 10mm 35 (0 to -0.3) x 9 (-0.05 to 0.2) ●Thermal expansion coefficient: 11.5 x 10 [to the power of -6] / K Material / Finish: ●High carbon high chromium steel Caution: ●Please perform rust prevention treatment after use.