Evolution 5.5 x 38mm Hex Head Tek Screws A4BMHH5.5-38-3 – TEK3 for Light Steel Section 1.2mm to 3.5mm in A4 BiMetal

Hex head self-drilling screws, for joining roofing sheets to light section steel (Max. 5.0mm) without the need to pre-drill a hole.

Standard hex headed self drilling screw or tek screw. Designed to attach to light section steel of 1.2mm to 3.5mm thickness. The lightest duty standard tek screw from Evolution – tek 3.

Product Datasheet

Engineering Specification

Technical Drawing