2 step blocks and clamps for workpieces up to 20 mm thick With matching groove blocks and securing screws for T-grooves to MICROMOT standard (12 x 6 x 5 mm). In a wooden box with sliding lid. https://elecena.pl/product/24099093/24256-steel-clamping-set 2023-08-28 https://elecena.pl/product/24099093/24256-steel-clamping-set 2025-01-23