2pcs 14mm M35 HSS (High Speed Steel) Hole Saws Drill Bits for Stainless Steel Picture Hangers Hooks The torque caused by too

The torque caused by too fast feed speed is too large

Inner Diameter: 21mm / 0

Total Height: 110mm / 4

9inch / 23mm

machinery and other industries and daily life

2pcs 14mm M35 HSS (High Speed Steel) Hole Saws Drill Bits for Stainless Steel Picture Hangers Hooks The torque caused by tooM35 HSS (high speed steel) contains 5% cobalt, offering high hardness, high strength, heat resistance, durability, wear resistance and impact resistance. It is more durable than ordinary high speed steel, and can maintain hardness and cutting ability even after long term use. The fully ground teeth make precise cuts, creates a smoother cut and reduces the amount of burring or chipping. It is are more durable, and can be sharpened more easily. Titanium