ROOFING BOLTS & SQUARE NUTS
Manufactured with a large flat head which distributes the load across the fixing to increase clamping effectiveness.
Making it ideal for clamping thin sheet metal, plastic & wood.
Product Specifications
M5
Thread diameter 5mm
Thread pitch 0.8mm
Head diameter 12mm
Head height 2.7mm
M6
Thread diameter 6mm
Thread pitch 1.0mm
Head diameter 15mm
Head height 3.3mm
M8
Thread diameter 8mm
Thread pitch 1.25mm
Head diameter 20mm
Head height 4.4mm
M10
Thread diameter 10mm
Thread pitch 1.5mm
Head diameter 25mm
Head height 5.5mm
Manufactured from zinc plated steel for added corrosion resistance.
Bolt length is measured from underneath the head.
Each bolt is supplied with one square nut.
Please note picture is for reference only.