Stainless SUS304H - Rust Resistant Leaf Width 12.7mm, 9 pcs set. Accuracy for 0.04-0.1mm : +/- 0.005mm Accuracy for 0.15-0.3mm : +/- 0.015mm Range : 0.04, 0.05, 0.06, 0.07, 0.08, 0.1, 0.15, 0.2, 0.3mm