Reliable Left Way Drill Bits Set 10pcs Straight Shank HSS Drilling Tool 27 5mm
Material: HSS. The straight shank design is more suitable for a variety of electric drills and drilling rigs. There are 5/64"(2mm), 7/64"(2.7mm), 5/32"(4mm), 1/4"(6mm), 19/64"(7.5mm) drill bits of various specifications for you to use.