Designed to provide both an easy application and a perfect & finish for outdoor ironmongery. The Tri-Lock TS thread form features a twin and single thread in one offering a fast, balanced and straight drive whilst the coarse thread grips firmly into the timber making sure ironmongery doesn't work loose.

Brand Name	Exterior-Tite
Colour	Silver
Manufacturer Model No	TFETCS4040
Length (mm)	40mm
Interior / Exterior Use	Exterior Use
Finish	Silver Treated
Diameter (mm)	4mm
Pack contents	200 x Exterior-Tite Pozi Countersunk Outdoor Screw - Silver 4.0 x 40mm
Pack Size	200
Screw bit fitting	Pozi
Screwhead	Countersunk