Stainless Steel Dowels 8 X 76 Mm Double Expansion - Raumer

INOX Bolt 8 X 76 mm Double Expansion - RAUMER

The stainless steel ring of these bolts ensures a lifespan significantly longer than that of their competitors.

• Diameter 8 mm (for speleological use only). Length 76 mm.
• Double expansion.
• Made of stainless steel.
• Tensile strength 25 kN, shear strength 20 kN.
• Male anchors which have the great advantage that drilling is done at the nominal diameter.
• This reduces the energy required for a female anchor of the same thread by 40%, thus reducing the battery discharge.
• Supplied with nuts and washers.
• Sold individually