#8 x 25mm(1'')..Pan head CAMTAP screw Qty 100
Pan head Tapping thread Robertson steel screws The original/L Robertson square drive screw with zinc finishThese screw feature a self drilling tip. They are designed to drill and tap their own hole and thread in soft sheet steel or hollow square tube. The drill tip will quickly drill its own hole through the metal and are ideal for attaching plywood or sheeting to metal frames.
Aggresive drill point eliminates pre drilling Variety of sizes and head styles
HVAC&Plumbing Windows and Doors Aluminium Construction general construction
Applications - Sheet Metal PVC&Plastic Wood