HT Set Screw Nuts & Washers BZP ( M12 x 50mm)

HT Set Screw Nuts & Washers BZP M12 x 50mm from Owlett Jaton (Hexstone Limited) is a pre-assembled bolting set engineered for trade professionals and serious DIYers who need a reliable, ready-to-use fastener solution. Each pack of 4 contains a Grade 8.8 high tensile hex set screw, a Form A flat washer, and a Class 8 full nut — all in a Bright Zinc Plated (BZP) finish that resists corrosion in both indoor and outdoor environments. Supplied by the UK and Ireland’s leading wholesale fastener distributor, this kit delivers consistent quality and dimensional accuracy straight from the bag.

Key Features and Specifications

• Thread diameter: M12 (metric coarse)
• Length: 50 mm (fully threaded)
• Thread pitch: 1.75 mm
• Across flats (A/F): 19 mm hex head
• Set screw grade: 8.8 high tensile steel, conforming to DIN 933
• Washer: Form A flat washer, conforming to DIN 125A
• Nut: Class 8 full hex nut, conforming to DIN 934
• Finish: Bright Zinc Plated (BZP) — corrosion-resistant, paintable
• Pack quantity: 4 assembled sets per pack
• Brand: Owlett Jaton (Hexstone Limited)

Applications

These M12 x 50mm BZP hex set screw assemblies are suited to a wide range of structural and non-structural tasks:

• Steel frame and steelwork connections on construction sites
• General building maintenance and repair fixings
• Timber-to-steel and steel-to-steel bolted joints
• Machinery assembly and plant maintenance
• Fencing, gate, and outdoor structure installation
• Workshop fabrication and engineering projects

Why Choose This Product

• Grade 8.8 strength — suitable for structural applications where load-bearing performance matters
• Pre-assembled convenience — screw, washer, and nut supplied together, saving time on site
• BZP finish — offers good corrosion resistance and can be overpainted to match surrounding metalwork
• Trusted brand — Owlett Jaton is the UK and Ireland’s leading wholesale fastener supplier, stocking over 30,000 product lines
• Trade-friendly pack — compact retail pack of 4 ideal for small jobs; trade quantities available
• DIN-compliant components — dimensional accuracy you can rely on for consistent, repeatable results

Delivery in and Around London

We deliver the HT Set Screw Nuts & Washers BZP M12 x 50mm to customers across London and the surrounding region. Inner London boroughs served include Croydon, Lewisham, Southwark, Camden, and Hackney, with Greater London coverage extending to Enfield, Bexley, Redbridge, and Barnet. We also supply trade customers throughout the surrounding counties of Kent, Essex, Surrey, and Hertfordshire. Trade quantities are welcome — contact us for volume pricing and availability.