Feature●Our drill bits are top quality high speed steel for use on wood, plastic and metal and will stay sharp far longer than ordinary carbon bits.●Set includes 20 bits from #61 (.039 inch) to #80 (.0135 inch) plus a folding steel index with embossed I.D. for each bit.●20-Piece Micro-Size Drill Bit Set With Index, #61 - #80Description
20-piece Micro-Size Drill Bit Set with Index, #61 - #80