1/2-13 x 3 Slotted Flat Machine Screw Zinc Plated

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1/2-13 x 3 Slotted Flat Machine Screw Zinc Plated

1/2-13 x 3 Slotted Flat Machine Screw Zinc Plated

Original price was: $2.48.Current price is: $1.30.

50 in stock

SKU: 1557180 Category:

Description

1/2-13 x 3 Slotted Flat Machine Screw Zinc Plated .A straight shank fastener with external threads designed to go through a hole or nut that is pre-tapped to form a mating thread for the screws. Machine screws form a fastening superior in strength to spaced thread screws. These machine screws are manufactured from AISI 1006-1022 or equivalent steel with a hardness of Rockwell B70-B100 and a *60,000 psi minimum tensile strength.*Steel machine screws which have a nominal diameter smaller than 4 are not subject to tensile testing. 4 and 5 machine screws which are shorter than 1/2 inch are not subject to tensile testing. Steel machine screws of diameters 6 to 1/2 inch inclusive, which are shorter than 1/2 inch are not subject to tensile testing.

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