36 Bisset Road, Hughes X7, Jet Park, Boksburg

Wood Screws

Screws with a smooth shank and tapered point for use in wood. Abbreviated WS

Machine Screws

Screws with threads for use with a nut or tapped hole. Abbreviated MS

Thread Cutting Machine Screws

Machine screws with a thread cutting (self tapping) point.

Sheet Metal Screws

Fully threaded screws with a point for use in sheet metal. Abbreviated SMS

Self Drilling SMS

A Sheet metal screw with a self drilling point.

Hex Bolts

Bolts with a hexagonal head with threads for use with a nut or tapped hole. Abbreviated HHMB or HXBT

Carriage Bolts

Bolts with a smooth rounded head that has a small square section underneath.

Lag Bolts

Bolts with a wood thread and pointed tip. Abbreviated Lag

Socket Screws

Socket screws, also known as Allen head are fastened with a hex Allen wrench.

Set Screws

Machine screws with no head for screwing all the way into threaded holes.

Eye Bolts

A bolt with a circular ring on the head end. Used for attaching rope or chain.

Eye Lags

Similar to an eye bolt but with wood threads instead of machine thread.


Bolts in U shape for attaching to pipe or other round surfaces. Also available with a square bend.


J shaped bolts are used for tie-downs or as an open eye bolt.

Shoulder Bolts

Shoulder bolts (also known as stripper bolts) are used to create a pivot point.

Elevator Bolts

Elevator bolts are often used in conveyor systems. They have a large, flat head.

Hanger Bolts

Hanger bolts have wood thread on one end and machine thread on the other end.

Ancor Bolts

We stock a wide range of ancors and rawlbolts


A countersunk head with a flat top. Abbreviated FH


A countersunk head with a rounded top. Abbreviated OH or OV


A slightly rounded head with short vertical sides. Abbreviated PN


An extra wide head with a rounded top.


A domed head. Abbreviated RH


A hexagonal Head. Abbreviated HH or HX

Hex Washer

A hex head with built in washer.

Slotted Hex Washer

A hex head with built in washer and a slot.

Socket Cap

A small cylindrical head using a socket drive.


A low profile rounded head using a socket drive.

Phillips and Pozi

An X shaped drive. Abbreviated PH


A slot in the head. Abbreviated SL


A combination of slotted and Phillips drives. Abbreviated Combo

Socket, Hex or Allen

A hexagonal hole for use with an Allen wrench.

One Way

Installs with a normal slotted driver but can not be removed without special tools.


Also known as Robertson drive. Abbreviated SQ or SD.


A six-pointed star pattern, specifically designed to prevent cam-out and stripped heads.


A six sided nut. Also referred to as a finished hex nut.

Nylon Insert Lock

A nut with a nylon insert to prevent backing off. Also referred to as a Nylock


A hex nut with a reduced height.

Nylon Insert Jam Lock

A nylock nut with a reduced height.

Wing Nut

A nut with ‘wings’ for hand tightening.

Cap Nut

A nut with a domed top over the end of the fastener.

Acorn Nut

Acorn nuts are a high crown type of cap nut, used for appearance.

Flange Nut

A nut with a built in washer like flange.

Tee Nut

A nut designed to be driven into wood to create a threaded hole.

Square Nut

A four sided nut.

Prevailing torque lock Nut

A non-reversible lock nut used for high temperature applications

K-Lock or Kep Nut

A nut with an attached free-spinning external tooth lockwasher.


Coupling nuts are long nuts used to connect pieces of threaded rod or other male threaded fasteners.

Slotted Nut

Slotted nuts are used in conjunction with a cotter pin on drilled shank fasteners to prevent loosening.

Castle Nut

Castle nuts are similar to slotted nuts but with the slots in a rounded section above the main nut.

Flat Washer

A flat washer used to distribute load. Available in SAE, USS, and other patterns.

Fender Washer

An oversize flat washer used to further distribute load especially on soft materials.

Finishing Washer

A washer used to obtain a ‘finished’ look. Usually used with oval head screws.

Split Lock Washer

The most common style of washer used to prevent nuts and bolts from backing out.

External Tooth Lock Washer

A washer with external ‘teeth’ Used to prevent nuts and bolts from backing out.

Internal Tooth Lock Washer

A washer with internal ‘teeth’ Used to prevent nuts and bolts from backing out.

Square Washer

A square shaped washer.

Dock Washer

Dock washers have a larger outside diameter and are thicker than standard.

Ogee Washer

Thick, large diameter, cast iron washers with a curved or sculpted appearance. Typically used in dock and wood construction

Sealing Washer

A neoprene washer bonded to a metal backing. Used to seal out air/water or dampen noise and vibration.