HILLMAN No. 1/4-20 Ga. X 2 in. L Combination Round Head Zinc-Plated Steel Machine Screws 100 Pk

Coarse Machine Screws are fastening screws with a machine-cut thread throughout the length of its shank. Machine screws are used with nuts or screwed directly into a threaded receptacle to fasten various components together in machines, tools, etc.