Non-Standard & Special Bolting Manufacture
Manufacturer of Metric & Imperial Special Fasteners
Forging & CNC Machining
Non-Standards are our Standard
The Solution To All Of Your Industrial Fastener Requirements
Hot forged, cold formed or machined bolting products, in all materials and grades and to your exact specification.
Metric, BSF, BSW, BA, UNC, UNF
Large stocks of Metric & Imperial Bolts and Screws in Metric, BSW (Whitworth), BSF, BA, UNC and UNF threadforms.
Rapid Delivery from Blanks
Smith Bullough manufacture non standard lengths and thread lengths from ex-stock blanks.
Forging & Machining
Cold and hot forged special bolts, fasteners & fixings are manufactured in various materials. Machining options further extend our dimensional range and capabilities.Specialist Fastener Manufacturing
Rapid response in Metric, BSW, BSF, UNC, UNF
We specialise in standard imperial fasteners and non-standard metric.
Vast blank stocks ensure a rapid response in all threadforms.
BIG in Fastener Manufacturing
Metric headed parts are produced from M6 up to M64 in diameter, and up to 1000mm long.
Imperial headed parts range from 1/4" to 2" diameter, and up to 40" long.
Studding can be manufactured up to 6 metres long.
Materials - Steel, Stainless & Exotics
Smith Bullough manufacture fasteners in most materials, including:
- Carbon Steel - Grades 4.6 - 14.9; R, S, T, V; SAE8
- Stainless Steel - A2, A4, B8/M
- Super Duplex - UNS S31254, S32750, S32760
- Exotic Alloys - Hastelloy, Monel, Inconel, Nitronic, Titanium, 660
- Non-Ferrous - Hiduron, Cupro Nickel, Aluminium, Phosphor Bronze, Copper
Special Head Shapes
Special head shapes are manufactured to customer specification or drawing using induction-heated hot forging. Closely controlled temperature ensures dimensional accuracy and optimal material movement.
Tooling is designed and manufactured in-house.
Stocks of BSW & BSF
Large stocks of Whitworth (BSW) & BSF threaded bolting product make us the established market leader in the supply of these ranges to the distribution trade.
Surface Finishes
Surface finishes are provided by approved subcontractors, and include:
- Zinc Plating
- Galvanising
- Sherardising
- Geomet
- Delta
- Xylan
