We are offering vee blocks made from close grained cast iron, these blocks are precisely ground and machined square and parallel. The vee's are 90° centered in true. The blocks are manufactured and supplied in numbered pairs and come in handy for holding large jobs where clamping is not necessary. Squarness & parallelism of vee groves w.r.t. Base is 25-35 micron. available with and without clamps.