This is a set of 13 cast steel drill bits. Ten are early flat spade with the largest 1 3/8" marked For Blaker ?atches and the other 9 are marked Slater Cast Steel and measure 1 1/4;1 1/8; 1; 7//8; 3/4; 5/8; 7/16; 3/8; 1/4 inch. Two counter sink bits and one chisel point all three marked Slater Cast Steel. All bits seem to be in good condition with no edge chips or loses.
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