Comparison : Item # 01000, 1/64 General Purpose Drill Bit Type 115 Surface Treated
Item # 01010, 1/32 General Purpose Drill Bit Type 115 Surface Treated
Item # 01020, 3/64 General Purpose Drill Bit Type 115 Surface Treated
Item # 01030, 1/16 General Purpose Drill Bit Type 115 Surface Treated
Item # 01040, 5/64 General Purpose Drill Bit Type 115 Surface Treated