10 Pcs 2.75mm High Speed Steel Drill Bits, Fully Ground 60mm Length Drill Bit 30mmx38mmx40mm Overall Size: 120 x 51

Overall Size: 120 x 51 x 51mm / 4

-It is great for 3D printer

dressmaking

test and measurement equipment

04806312AA

10 Pcs 2.75mm High Speed Steel Drill Bits, Fully Ground 60mm Length Drill Bit 30mmx38mmx40mm Overall Size: 120 x 51Description: 1. Made of high speed steel, with high hardness, heat resistance, wear resistance, durability and long service life. 2. The fully ground flute design, reduces friction and heat, and increases drilling performance. 3. Split point tip and twist design increases cutting speed while easily self centering to prevent movement. The twisted design of the drill bit quickly removes drilled chips, then leaving a smooth hole. 4. Please keep it cool