Machine Screws

Precision screws with uniform threading, designed for fastening metal parts together in machinery and equipment.

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1/4-20x3" Combo Round Head Machine Screws Steel Zinc
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1/4-20x3" Combo Round Head Machine Screws Steel Zinc

From $7.50
From $7.50
1/4-20x3-1/2" Combo Round Head Machine Screws Steel Zinc
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1/4-20x3-1/2" Combo Round Head Machine Screws Steel Zinc

From $9.94
From $9.94
1/4-20x5" Combo Round Head Machine Screws Steel Zinc
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1/4-20x5" Combo Round Head Machine Screws Steel Zinc

From $13.97
From $13.97
1/4-20x4" Combo Round Head Machine Screws Steel Zinc
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1/4-20x4" Combo Round Head Machine Screws Steel Zinc

From $7.50
From $7.50
5/16-18x1/2" Combo Round Head Machine Screws Steel Zinc
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5/16-18x1/2" Combo Round Head Machine Screws Steel Zinc

From $7.50
From $7.50
1/4-20x6" Combo Round Head Machine Screws Steel Zinc
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1/4-20x6" Combo Round Head Machine Screws Steel Zinc

From $12.25
From $12.25
5/16-18x3/4" Combo Round Head Machine Screws Steel Zinc
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5/16-18x3/4" Combo Round Head Machine Screws Steel Zinc

From $7.50
From $7.50
5/16-18x1" Combo Round Head Machine Screws Steel Zinc
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5/16-18x1" Combo Round Head Machine Screws Steel Zinc

From $7.50
From $7.50
5/16-18x1-1/4" Combo Round Head Machine Screws Steel Zinc
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5/16-18x1-1/4" Combo Round Head Machine Screws Steel Zinc

From $7.50
From $7.50
5/16-18x1-1/2" Combo Round Head Machine Screws Steel Zinc
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5/16-18x1-1/2" Combo Round Head Machine Screws Steel Zinc

From $7.50
From $7.50
5/16-18x1-3/4" Combo Round Head Machine Screws Steel Zinc
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5/16-18x1-3/4" Combo Round Head Machine Screws Steel Zinc

From $7.50
From $7.50
5/16-18x2" Combo Round Head Machine Screws Steel Zinc
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5/16-18x2" Combo Round Head Machine Screws Steel Zinc

From $7.63
From $7.63