Zinc plated steel bolts with a cross pan head. These roofing bolts are double slotted and come com...Zinc plated steel bolts with a cross pan head. These roofing bolts are double slotted and come complete with a square nut. They feature a low profile cross slotted mushroom head. The clearance hole size is usually 1mm more than the bolt diameter. Suitable for both interior and exterior use, these bolts can be used on many DIY projects other than roofing. The finish is zinc plated and they are fully threaded. Country of Origin: China.
Zinc plated steel bolts with a cross pan head. These roofing bolts are double slotted and come complete with a square nut. They feature a low profile cross slotted mushroom head. The clearance hole size is usually 1mm more than the bolt diameter. Suitable for both interior and exterior use, these bolts can be used on many DIY projects other than roofing. The finish is zinc plated and they are fully threaded. Country of Origin: China.