Description:

Specification:Description:Hss double end twist drill bit with straight shank, sharp spiral groove. Used widely to drill the wood, metal, aluminum, iron material. The twist drill bit is used with electrical drilling machine. (here is not included) Model # TRTASJNIEJ1774 Features: Product Name : Double End Twist Drill Bit;Material : HSS;Bit Diameter : 4. 2mm/0. 17 Shank Diameter : 4. 2mm/0. 17;Each End Flute Length : 16mm/0. 6 Total Length : Total Length;53mm/2. 1 : 53mm/2. 1 Color : Silver Tone;Net Weight : 43g Package Content : Package Content;10 x Double End Twist Drill Bit : 10 x Double End Twist Drill Bit.