Evolution 5.5 x 50mm Hex Head Super Tek Screws TSHW5.5-50-X - TEK10 Screw for Very Heavy Steel Section in Evoshield® Plating - Bolt WorldBolt World
100 Screw 5.5 x 38mm Tek Screws with washer metal roofing cladding self drilling | eBay
14 Hex Washer Head TEK 5 Self Drilling Screws Strong Shield Coated TEKS Screws | eBay
5.5 x 25mm Pancake Head Tek Screw - ADA Fastfix Ltd
Stainless Steel Tek Screws Tek 3 (No Washer) - UKStainless
Guide to Buying Tek Screws - All Points Fasteners
A2 Bi-Metal Stainless Steel Low Profile Tek Screws 5.5mm x 38mm TEK-5
Hex Head Tek Screws for Heavy Steel Section 4.0mm to 12.5mm in A2 Stainless Steel - Westfield Fasteners Ltd
5.5 x 38mm Heavy Section Hex Head Tek Screw - ADA Fastfix Ltd
China Bottom price Tek 5 Self Drilling Screws - SD500 Self-Drilling Screws(Longer tail) – DaHe factory and suppliers | Dahe Industrial
RS PRO Bright Zinc Plated Steel Self Drilling Screw M5.5 x 25mm Long | RS
Heavy Section Hex Head Self Drill Tek Screws with 16mm Washer | Washered Hexagon Head Self Drill Screws | Self Drilling TEK Screws | Screws | Fixings - Screws, Nails & Anchors | Fixfirm
5.5x55mm BZP Hex Drill Tek Screw c/w 16mm Washer For 4-12mm Steel | Multifix UK