| Sets of 4 hardened steel inserts for 1/4, 3/8, 1/2, 3/4. A spacer block for 3/4" may be missing.
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| Sets of 4 hardened steel inserts for 1/4", 3/8", 1/2", 3/4". A spacer block for 3/4" may be missing.
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|Spacer Blocks
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|Most sizes of inserts need a spacer block. We have one for 1/2". Others need to be machined. They are a simple block of steel with two holes at opposite corners.