Rock Bolt Accessories

There are mainly 4 kind of surface treatment: Plain, Black, Electronical galvanised and Hot dip galvanized Hex nuts.

Their performance and appearance will be better than the casting nuts.
General material is 1045, 42CrMo etc.
General thread profiles is T thread, R thread, G thread, metric...

​A square nut is a four-sided nut. Square nuts are typically mated with square-headed bolts. Square nuts are used along with flat washers in order to avoid damage from its sharp edges and helps to...

Give a good granularity of angles for a tool to approach from (good in tight spots).
More (and smaller) corners would be vulnerable to being rounded off.

Spherical Washers are designed to aid even fastening between parts with irregular alignment. The top washer features a convex spherical radius for aligning in the con-caved bottom washer. Both...

Material: Mild steel round bar
Surface treatment: Plain
Free from flash and surface defects

#1045 steel
Zinc plated
Sharp edges deburred

Dome nuts have a circular flange on one end that creates a large, even clamping surface between the nut and workpiece. They are used with bottom washers to reduce stress on threads caused by...

A friction bolt stabilizing ring is a specialized component employed in friction bolts to enhance their stability and load-bearing capacity, particularly in demanding mining and tunneling...

Mining friction bolt pull Collar are components used in friction rock bolts to ensure stability in underground mining support systems. These are essential for maintaining the integrity and safety...

A steel coupling nut is a type of fastener designed to connect two male threads, typically threaded rods or studs, facilitating a secure and adjustable connection.

A flange nut is a nut with an enlarged circular base (flange) that provides additional bearing surface. This design helps distribute the pressure of the nut over a wider area and is often used...