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