A flat head has a flat top with a countersunk bearing surface. It's available with 4 lugs to assist with countersinking, and useful for general purpose construction.
The type 17 point has a milled slot running along the length of the screw from the point.
Collated Screws are fasteners connected together with holding strip. They're built to work in conjunction with a collated screw gun system to drive the fastener into a hard surface. These screws are usually used in drywall installation, deck building, framing and more.
Features
- Robertson drive provides smooth engagement capabilities with moderate torque transmission
- Flat head sinks into the wood to produce a smooth finish
- Coarse thread for superior grip into wood
- Type 17 point quickly penetrates wood reducing drive time
- Yellow zinc is corrosion resistant but suitable only for interior use
Installation Notes
- Use a screwdriver with a precise depth-sensitive clutch and speeds of up to 5000 RPM
- Over-driving may cause a weak connection or thread strip-out
- The drive is finished when the screw is just below the work surface