Name: straight shank ti-plated twist drill
Material: high speed steel 4241
Surface treatment: titanium plating
Packing: plastic bag
Specification of 99pcs: 1.5mm*16 pieces / 2mm*16 pieces /2.5mm*15 pieces /3mm*10 pieces /3.2mm*10 pieces /3.5mm* 10 pieces /4.5mm* 8 pieces /4mm*8 pieces /4.5mm*3 pieces /5mm*3 pieces / 5.5mm*2 pieces /6mm*2 pieces /6.5mm*2 pieces /8mm*2 pieces /10mm*2 pieces