TEK SELF DRILLING SCREWS 4.2mm x 13mm Ducting Duct Fitting Sheet Metal Fastener
£11.95
4.2mm x 13mm Self Drilling Screws (Tec Screws) with a square drive and suitable driver bit included. Quantity of either 500 or 1000 box -4.2 x 13mm Self Drilling Screws. Used in general fixing. Zinc plated steel.
