DIY 3D Tech

The On-Line Magazine for 3D Printing & CNC

Steel Machinist Parallel Sets!

What are Machinist Parallels? In short they are rectangular blocks of metal, commonly made from tool grade steel, stainless steel or even cast iron, which have 2, 4 or 6 ground or lapped faces to a high precise surface finish. They are used by machinists when machining with a mill, drill or any other machining operation which requires the work to be held in a vise or with other forms of clamps to keep work held parallel or raised evenly above the milling vise surface to give adequate height for the cutting tool/spindle to pass over. Below are a number of examples:

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