iGaging 36 Piece Steel Space Block Set – 36-RG-36

• Accuracy: 0.0001″
• Hardened to HRC 57-60.
• 3/4″ diameter, 1/4-28 I.D.thread
• Each block clearly marked for size
• Hardened and lapped
• Four connecting screws included, make any length desired
• 36 piece set including: 9 blocks: 0.101″ to 0.109″ by 0.001″. 15 blocks: 0.050″ to 0.190″ by 0.010″. 9 blocks: 0.200″ to 1.000″ by 0.100″. 1 block: 0.0625″. 1 block: 0.125″. 1 extra block: 1.000″. 4 screws for connecting space blocks and hex keys.
• Complete in fitted case