Acute tri-lock threadform and shank. Enhanced dual-start with opposing thread gives an easy straight drive. Stick-tite recess for maximum grip between bit and screw. Dowel ream reduces timber splitting. Zinc and yellow-passivated. Double Self-Countersunk...

Ideal for heavy and continuous duty pumping on building sites, industrial processes, tunneling, mines and quarries. Pump water with sand and silt in suspension. Can run for long periods while pumping minimal water and in any position. Made from heavy...