M20x400 Square-Square Holding Down Bolt & Nut Self Colour (Pack of 20) [Grade 8.8 BS 7419]
BrandHX Fixings Product Code:HX20-400HDB-SC Availability:3 Days
Please Note: If stock is not available, lead times may depend on supplier stock. Please contact us if you wish to check this before placing your order.
Used for holding down steel frames to concrete bases.
For best results, use with waxed cones and square hole washers.
Grade 8.8 steel, made to BS 7419.
Self colour finishes have no definitive colour and can vary with the effects of natural oxidisation and weathering, from a bright zinc finish to a dark black colour.