Description
Product type:- 4.2 x 30 csk pozi self-tapper
Material:- Mild steel
Finish:- Bright zinc,galvanized
Description:- Countersunk flat head, pozi drive,
sharp pointed,fully threaded
self-tapper
Diameter of screw:- 4.2 mm / No 8
Diameter of head:- 8.1 mm
Head thickness:- 2.5 mm
F.Y.I:
The length of a countersunk self-tapper is determined
by measuring the total length of the screw.