Features
1.The product is 7×7/16 PH Frame Screw
2.Easy and simple use kit
3.The product is manufactured in China
4.Self drilling screws allow drilling and fastening to be done in the same motion
5.Drill point requires no pilot hole
6.Black phosphate finish
Applications:
Fast installation of pan framing head screw
Attach wood, plywood, and fiber cement to steel.
Diameter is available from # 6 to #10.
No need to pre-spot holes and no insert are required.

Applications Include: Attaching metal track to metal studs, drill capacity .035 – .090, drill speed 2500 RPM.

Application of Self-drilling screws
Self-drilling screws have hardened drill points that will drill and thread in structural steel, mild steel, aluminum, and wood.
These drill points are manufactured in the same method as the high-speed drill bits.
Self-drilling screws are available in a variety of finishes with unique product features to suit a wide range of environmental conditions.
1.For the fastening process in steel, they are used on steel frame construction or fastening other materials on steel.
2.For the fastening process in wood, they are used for applications in wood structures or industrial lightweight constructions, such as roof deck, flooring.
3.For the fastening process in aluminum, they are used for special industrial applications, construction, and manufacturing of windows.