Description
Product Type:- 12×28 Type 17 roofing screw
Material:- Mild Steel 4.6 grade
Finish:- Yellow Zinc, galvanised
Description:- Similar thread as a chipboard
screw.
Has a hexagonal head with
a flange underneath it.
Has a cut on the point so
that no pilot drill is needed.
Diameter:- 5.5 mm
Head diameter:- 8.0 mm
Length:- 28 mm
