Mushroom roofing bolts are heavy duty fixings to join timbers commonly used in garden and roofing applications. M10 Roofing Bolt Lengths Available BZP Mushroom Hd Roofing Bolts & Nuts - M10 X 20BZP Mushroom Hd Roofing Bolts & Nuts - M10 X 25BZP Mushroom Hd Roofing Bolts & Nuts - M10 X 40BZP Mushroom Hd Roofing Bolts & Nuts - M10 X 100BZP Mushroom Hd Roofing Bolts & Nuts - M10 X 120 Image is for illustrative purposes only.
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