Screws, Socket Set Screw, QFT6023190X

Qualfast Socket Set Screws: ISO Metric, Standard (Self-Colour) - Knurled Cup

Knurled Cup
High tensile alloy steel. Grade 14.9. DIN 916
For quick and permanent location of pulleys, collars and gears on shafts. Will hold fast even in poorly tapped holes. Interrupted profile of clamping face resists loosening due to vibration. Sizes above M6 are generally counterbored to provide maximum clamping efficiency.