Self Drilling Screws Carbon Steel

CARBON STEEL SELF DRILLING SCREWS

APPLICATION

Hex head carbon steel self drilling screws are used to fasten sheet metal to steel purlins and rails. Thread dia: #14 (6.3mm) Thread type: Coarse(”A”), fine(“AB”), machined(“C”) depending upon drill capacity Length: 1″ – 9″ (25mm – 225mm)

Drill pointDrill thicknessRecommended drive speed
#21.5 – 3.5mm 1800 – 2000 RPM
#32.0- 5.0mm1800 – 2000 RPM
#56.0 – 12.5mm1800 – 2000 RPM

Washer : Carbon steel 16mm and 19mm bonded to EPDM seal