TOMMY NUTS are hex nuts with holes drilled on each hex face. Purpose of holes are to tighten the nuts with help of tommy bars thru the window of a hydraulic bolt tensioning device. These type of nuts are used on confined spaces where normal hexnuts can’t be installed with normal wrenching spanners. Basically demand of tommy nuts are more in oil field equipment’s and hexvy machinery/engineering sectors ,manufacturing of these requires expertise.
Since the holes are much important with position and depth, we SEF has specialized in manufacturing of such, which will perform well in the field services. We manufacture tommy nuts with superior quality raw material so that durability of nuts after installation will give maintenance free service for industries.
Any international standard like ASTM,BS,DIN,ISO nuts can be made into TOMMY nut .
TOMMY nuts can be made in various raw materials like ASTM grade high strength carbon steel alloy steel nuts ,stainless steel ,Duplex, Superduplex or any other
We can offer metric and inches size nut with stand thread profiles
Coatings:
Zinc Plated
Hot-dip galvanized
PTFE Coated
Zinc Nickel plated
Ceramic PTFE Coated