Description: 32 Pcs/set precision metric gage block set; Grade 0 Made of high quality steel, good heat treatment process The writing is more beautiful, clear, and easy to distinguish Chamfer: to effectively reduce bumps and scratches All gauge block sets are made to special standards to resist corrosion and defacement Specification: Product size: 180x100x45mm / 7.09x3.94x1.77inch 11 Blocks: .1.00 - 1.09mm in 0.01mm steps 9 Blocks: 1.1 - 1.9mm in 0.1mm steps 9 Blocks: 2 -10mm in 1mm steps 3 Blocks: 20.00mm, 30.00mm, 50mm Package Includes: 32 Pieces Gauge Block Set