Steel made Slotted & Castle Nuts are hardware fasteners with a threaded hole and are applied opposite a mating bolt to fasten a stack of parts together. Technomac [India] is the manufacturer of Steel made Slotted & Castle Nuts. Technomac [India] also manufactures wide ranges of fasteners, nuts, bolts, studs, scaffolding accessories of different types and of various sizes.Steel made Slotted & Castle Nuts is available in M10 [3/8"] to M52 [2"] grades. This Slotted & Castle Nuts is also be customized according to customer requirements.