Description: 9 Pairs precision parallel set Length of the parallel: approx. 160mm Thickness of the parallel: approx. 4mm Height of the parallel: 10mm,14mm,18mm,22mm,26mm,30mm,34mm,38m,42mm. Parallelism: ±0.005mm Specification: Material: Steel Overall Size(L*W*H): Package Includes: 9 Pairs (18pcs) of Parallel Set (with wooden case)
