Five-Face V-Blocks V-Blocks are ideal for supporting or holding cylindrical pieces during manufacturing or inspection. They are provided in matched pairs and have 5 finished faces. V-blocks have a nominal 90-degree "V", centered with and parallel to the bottom and two sides and square to the ends. Straight Edges Our straight edges are produced from Master Pink granite, as are all of our accessories. Straight edges have a single long, narrow face finished flat. Lifting holes are provided on sizes 48" or larger. Six-Face Cubes The granite cube has all six faces finished flat,perpendicular and parallel. Granite Accessories Straight Edges Grade A Inspection .000050"/6" TIR (0.0012/150mm) Grade AA Laboratory .000025"/6"TIR(0.0006/150mm) Length x Width x Thickness Weight EDP EDP in mm lb kg 81608 81648 2 x 4 x 24 50 x 100 x 600 22 10 81610 81650 2 x 6 x 36 50 x 150 x 900 48 22 81612 81652 3 x 8 x 48 75 x 200 x 1200 85 39 81613 81653 3 x 10 x 60 75 x 250 x 1500 198 90 81614 81654 3 x 12 x 72 75 x 300 x 1800 285 129 Five-Face V-Blocks Grade AA Laboratory .000050"/6"TIR(0.0012/150mm) Grade A Inspection .000100"/6"TIR (0.0024/150mm) Length x Width x Thickness Weight EDP EDP in mm lb kg 81533 81530 3 x 3 x 3 75 x 75 x 75 6 3 81534 81531 4 x 4 x 4 100 x 100 x 100 15 7 81535 81532 6 x 6 x 6 150 x 150 x 150 48 22 81537 81536 9 x 9 x 9 225 x 225 x 225 160 73 81539 81538 12 x 12 x 12 300 x 300 x 300 380 172 Six-Face Cubes Grade AA Laboratory .000050"/6" TIR (0.0012/150mm) Grade A Inspection .000025"/6" TIR (0.0006/150mm) Length x Width x Thickness Weight EDP EDP in mm lb kg 81980 81981 3 x 3 x 3 75 x 75 x 75 3 1 81982 81983 4 x 4 x 4 100 x 100 x 100 8 4 81984 81985 6 x 6 x 6 150 x 150 x 150 24 11 Straight Edge Five-Face V-Block Six-Face Cube 420 G ranite S urface P roducts