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Inch Machine Screws


Looking for inch/imperial sized machine screws?

We carry machine screws in many popular drives — such as Combo (Slotted/Phillips), Phillips, Slotted, Pozi Type 1A, Square, Torx, and Unslotted drives — and with the following head styles: Binding Undercut, Fillister, Flat 82D, Flat 100D, Flat Undercut, Flat Undercut 82D, Flat Undercut 100D, Indented Hex, Indented Hex Washer, Oval, Oval Undercut, Pan, Round, Round Washer, Serrated Indented Hex Washer, Serrated Truss, and Truss.

Stock sizes include: 0-80 through 1/2-13 in 300 Series Stainless Steel Black Oxide, 316 Stainless Steel, 410 Stainless Steel, Stainless Steel, Stainless Steel Black Oxide, Nylon, Steel Black Oxide, Steel Black Zinc, Steel Nickel, Steel Zinc, Steel Zinc Green, and Steel Zinc Yellow.

Scroll down to find your size, or search by part number.

Add to Cart and buy online or email us for a custom quote. Most popular products are in stock and ship within 24 hours.

Can't find what you're looking for? Email us at [email protected] for a custom quote. "We have the right screw for you" is our motto after all!

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1/4-20 X 1-1/2 Slotted Fillister Machine Screw Steel Zinc 1/4-20X1 1/2 SLOT FILLISTER FT MACHINE SCREWS ZINC [1250 PER BOX]
Price per Box: $290.12 / Quantity Discounts Available
1/4-20 X 1-1/2 Phillips Truss Machine Screw Steel Black Zinc 1/4-20X1 1/2 PHIL TRUSS MACHINE SCREWS FT BLK ZINC [1250 PER BOX]
Price per Box: $231.64 / Quantity Discounts Available
1/4-20 X 1-1/2 Torx Alternative Flat 82D Machine Screw Steel Zinc 1/4-20X1 1/2 6 LOBE FLAT FT MACHINE SCREWS ZINC [2000 PER BOX]
Price per Box: $351.33 / Quantity Discounts Available
1/4-20 X 1-1/2 Torx Alternative Pan Machine Screw Steel Zinc 1/4-20X1 1/2 6 LOBE PAN FT MACHINE SCREWS ZINC [1250 PER BOX]
Price per Box: $256.88 / Quantity Discounts Available
1/4-20 X 1-1/2 Phillips Flat 82D Machine Screw Stainless Steel Black Oxide 1/4-20X1 1/2 PH FLT FT MACHINE SCREWS BLK STAIN STL BL OX [1000 PER BOX]
Price per Box: $351.75 / Quantity Discounts Available
1/4-20 X 1-1/2 Phillips Truss Machine Screw Stainless Steel Black Oxide 1/4-20X1 1/2 PHIL TRUSS MACHINE SCREWS FT STAIN STL BL OX [1000 PER BOX]
Price per Box: $462.72 / Quantity Discounts Available
1/4-20 X 1-1/2 Slotted Round Machine Screw Steel Black Oxide 1/4-20X1 1/2 SLOT ROUND FULL THREAD MACHINE SCREWS BLK OX [1250 PER BOX]
Price per Box: $201.30 / Quantity Discounts Available
1/4-20 X 1-1/2 Phillips Flat 100D Machine Screw Steel Black Oxide 1/4-20X1 1/2 PHIL FLAT FT 100 DEGR MACHINE SCREWS BLK OX [2000 PER BOX]
Price per Box: $406.14 / Quantity Discounts Available
1/4-20 X 1-1/2 Slotted Indented Hex Washer Machine Screw Steel Black Oxide 1/4-20X1 1/2 SLOT INDNT HEX WAS FT MACHINE SCREWS BLK OX [1500 PER BOX]
Price per Box: $514.17 / Quantity Discounts Available
1/4-20 X 1-1/2 Indented Hex Washer Machine Screw Steel Zinc 1/4-20X1 1/2 UNSLT INDNT HEX WAS FT MACHINE SCREWS ZINC [1250 PER BOX]
Price per Box: $291.19 / Quantity Discounts Available
1/4-20 X 1-1/2 Phillips Pan Machine Screw Stainless Steel Black Oxide 1/4-20X1 1/2 PHIL PAN FT MACHINE SCREWS STAIN STL BL OX [1000 PER BOX]
Price per Box: $433.98 / Quantity Discounts Available
1/4-20 X 1-1/2 Torx Alternative Oval Machine Screw Steel Zinc 1/4-20X1 1/2 6 LOBE OVAL MACHINE SCREWS FUL THREAD ZINC [2000 PER BOX]
Price per Box: $366.03 / Quantity Discounts Available
1/4-20 X 1-1/2 Serrated Indented Hex Washer Machine Screw Steel Zinc 1/4-20X1 1/2 UNSLOT IND HWH SERR FT MACHINE SCREWS ZINC [1250 PER BOX]
Price per Box: $270.11 / Quantity Discounts Available
1/4-20 X 1-1/2 Slotted Indented Hex Washer Machine Screw Steel Zinc 1/4-20X1 1/2 SLOT INDNT HEX WAS FT MACHINE SCREWS ZINC [1250 PER BOX]
Price per Box: $275.63 / Quantity Discounts Available
1/4-20 X 1-1/2 Phillips Flat 100D Machine Screw Steel Zinc 1/4-20X1 1/2 PHIL FLT FT 100 DEGR MACHINE SCREWS ZINC [2000 PER BOX]
Price per Box: $338.46 / Quantity Discounts Available
1/4-20 X 1-1/2 Phillips Fillister Machine Screw Stainless Steel 1/4-20X1 1/2 PHIL FILLSTR FT MACHINE SCREWS STAINLESS STEEL [625 PER BOX]
Price per Box: $282.38 / Quantity Discounts Available
1/4-20 X 1-1/2 Combo (Slotted/Phillips) Round Machine Screw Steel Zinc 1/4-20X1 1/2 COMBINATION ROUND FT MACHINE SCREWS ZINC [1000 PER BOX]
Price per Box: $183.68 / Quantity Discounts Available
1/4-20 X 1-1/2 Torx Alternative Truss Machine Screw Stainless Steel 1/4-20X1 1/2 6 LOBE TRUSS FT MACHINE SCREWS STAINLESS STEEL [300 PER BOX]
Price per Box: $204.93 / Quantity Discounts Available
1/4-20 X 1-1/2 Torx Alternative Flat 82D Machine Screw Stainless Steel 1/4-20X1 1/2 6 LOBE FLAT FT MACHINE SCREWS STAINLESS STEEL [1000 PER BOX]
Price per Box: $415.13 / Quantity Discounts Available
1/4-20 X 1-1/2 Slotted Serrated Truss Machine Screw Steel Zinc 1/4-20X1 1/2 SLOT TRUSS SERR F/T MACHINE SCREWS ZINC [1500 PER BOX]
Price per Box: $202.41 / Quantity Discounts Available
1/4-20 X 1-1/2 Combo (Slotted/Phillips) Pan Machine Screw Steel Zinc 1/4-20X1 1/2 COMBINATION PAN FT MACHINE SCREWS ZINC [1000 PER BOX]
Price per Box: $150.88 / Quantity Discounts Available
1/4-20 X 1-1/2 Phillips Flat Undercut 82D Machine Screw Steel Zinc 1/4-20X1 1/2 PHIL FLAT FT U/CUT MACHINE SCREWS ZINC [2000 PER BOX]
Price per Box: $379.77 / Quantity Discounts Available
1/4-20 X 1-1/2 Slotted Indented Hex Machine Screw Steel Zinc 1/4-20X1 1/2 SLOT INDENT HEX FT MACHINE SCREWS ZINC [1250 PER BOX]
Price per Box: $217.52 / Quantity Discounts Available
1/4-20 X 1-1/2 Phillips Truss Machine Screw Stainless Steel 1/4-20X1 1/2 PHIL TRUSS FT MACHINE SCREWS STAINLESS STEEL [1000 PER BOX]
Price per Box: $295.50 / Quantity Discounts Available
1/4-20 X 1-1/2 Slotted Round Machine Screw Stainless Steel 1/4-20X1 1/2 SLOT ROUND FT MACHINE SCREWS STAINLESS STEEL [1000 PER BOX]
Price per Box: $353.75 / Quantity Discounts Available
1/4-20 X 1-1/2 Slotted Truss Machine Screw Stainless Steel 1/4-20X1 1/2 SLOT TRUSS FT MACHINE SCREWS STAINLESS STEEL [1000 PER BOX]
Price per Box: $388.89 / Quantity Discounts Available
1/4-20 X 1-1/2 Torx Alternative Pan Machine Screw Stainless Steel 1/4-20X1 1/2 6 LOBE PAN FT MACHINE SCREWS STAINLESS STEEL [625 PER BOX]
Price per Box: $278.44 / Quantity Discounts Available
1/4-20 X 1-1/2 Phillips Flat 82D Machine Screw Stainless Steel 1/4-20X1 1/2 PHIL FLAT FT MACHINE SCREWS STAINLESS STEEL [1000 PER BOX]
Price per Box: $211.05 / Quantity Discounts Available
1/4-20 X 1-1/2 Slotted Flat 82D Machine Screw Stainless Steel 1/4-20X1 1/2 SLOT FLAT FT MACHINE SCREWS STAINLESS STEEL [1000 PER BOX]
Price per Box: $375.38 / Quantity Discounts Available
1/4-20 X 1-1/2 Slotted Oval Machine Screw Stainless Steel 1/4-20X1 1/2 SLOT OVAL FT MACHINE SCREWS STAINLESS STEEL [1000 PER BOX]
Price per Box: $208.61 / Quantity Discounts Available
1/4-20 X 1-1/2 Slotted Round Machine Screw Steel Black Zinc 1/4-20X1 1/2 SLOT ROUND FT MACHINE SCREWS BLK ZINC [1250 PER BOX]
Price per Box: $226.46 / Quantity Discounts Available
1/4-20 X 1-1/2 Phillips Flat 82D Machine Screw Steel Black Zinc 1/4-20X1 1/2 PHIL FLAT FT MACHINE SCREWS BLK ZINC [2000 PER BOX]
Price per Box: $258.21 / Quantity Discounts Available
1/4-20 X 1-1/2 Phillips Pan Machine Screw Stainless Steel 1/4-20X1 1/2 PHIL PAN FT MACHINE SCREWS STAINLESS STEEL [1000 PER BOX]
Price per Box: $213.30 / Quantity Discounts Available
1/4-20 X 1-1/2 Slotted Pan Machine Screw Stainless Steel 1/4-20X1 1/2 SLOT PAN FT MACHINE SCREWS STAINLESS STEEL [1000 PER BOX]
Price per Box: $381.36 / Quantity Discounts Available
1/4-20 X 1-1/2 Phillips Fillister Machine Screw Steel Zinc 1/4-20X1 1/2 PHIL FILLSTR FT MACHINE SCREWS ZINC [1250 PER BOX]
Price per Box: $253.61 / Quantity Discounts Available
1/4-20 X 1-1/2 Phillips Pan Machine Screw Steel Black Zinc 1/4-20X1 1/2 PHIL PAN FT MACHINE SCREWS BLK ZINC [1500 PER BOX]
Price per Box: $248.94 / Quantity Discounts Available
1/4-20 X 1-1/2 Phillips Truss Machine Screw Steel Black Oxide 1/4-20X1 1/2 PHIL TRUSS FT MACHINE SCREWS BLK OX [1250 PER BOX]
Price per Box: $193.03 / Quantity Discounts Available
1/4-20 X 1-1/2 Slotted Truss Machine Screw Steel Black Oxide 1/4-20X1 1/2 SLOT TRUSS FT MACHINE SCREWS BLK OX [1250 PER BOX]
Price per Box: $221.94 / Quantity Discounts Available
1/4-20 X 1-1/2 Torx Alternative Truss Machine Screw Steel Zinc 1/4-20X1 1/2 6 LOBE TRUSS FT MACHINE SCREWS ZINC [1500 PER BOX]
Price per Box: $312.75 / Quantity Discounts Available
1/4-20 X 1-1/2 Phillips Flat 82D Machine Screw Steel Black Oxide 1/4-20X1 1/2 PHIL FLAT FT MACHINE SCREWS BLK OX [2000 PER BOX]
Price per Box: $327.66 / Quantity Discounts Available
1/4-20 X 1-1/2 Phillips Oval Machine Screw Steel Black Oxide 1/4-20X1 1/2 PHIL OVAL FT MACHINE SCREWS BLK OX [2000 PER BOX]
Price per Box: $368.40 / Quantity Discounts Available
1/4-20 X 1-1/2 Phillips Pan Machine Screw Steel Black Oxide 1/4-20X1 1/2 PHIL PAN FT MACHINE SCREWS BLK OX [1500 PER BOX]
Price per Box: $315.81 / Quantity Discounts Available
1/4-20 X 1-1/2 Phillips Round Machine Screw Steel Zinc 1/4-20X1 1/2 PHIL ROUND FT MACHINE SCREWS ZINC [1250 PER BOX]
Price per Box: $133.42 / Quantity Discounts Available
1/4-20 X 1-1/2 Phillips Truss Machine Screw Steel Zinc 1/4-20X1 1/2 PHIL TRUSS FT MACHINE SCREWS ZINC [1250 PER BOX]
Price per Box: $192.50 / Quantity Discounts Available
1/4-20 X 1-1/2 Slotted Round Machine Screw Steel Zinc 1/4-20X1 1/2 SLOT ROUND FT MACHINE SCREWS ZINC [1250 PER BOX]
Price per Box: $161.04 / Quantity Discounts Available
1/4-20 X 1-1/2 Slotted Truss Machine Screw Steel Zinc 1/4-20X1 1/2 SLOT TRUSS FT MACHINE SCREWS ZINC [1250 PER BOX]
Price per Box: $197.28 / Quantity Discounts Available
1/4-20 X 1-1/2 Phillips Flat 82D Machine Screw Steel Zinc 1/4-20X1 1/2 PHIL FLAT FT MACHINE SCREWS ZINC [2000 PER BOX]
Price per Box: $219.75 / Quantity Discounts Available
1/4-20 X 1-1/2 Phillips Oval Machine Screw Steel Zinc 1/4-20X1 1/2 PHIL OVAL FT MACHINE SCREWS ZINC [2000 PER BOX]
Price per Box: $384.72 / Quantity Discounts Available
1/4-20 X 1-1/2 Slotted Flat 82D Machine Screw Steel Zinc 1/4-20X1 1/2 SLOT FLAT FT MACHINE SCREWS ZINC [2000 PER BOX]
Price per Box: $287.88 / Quantity Discounts Available
1/4-20 X 1-1/2 Slotted Pan Machine Screw Nylon 1/4-20X1 1/2 SLOT PAN FT MACHINE SCREWS NYLON [2500 PER BOX]
Price per Box: $193.50 / Quantity Discounts Available
1/4-20 X 1-1/2 Phillips Pan Machine Screw Steel Zinc 1/4-20X1 1/2 PHIL PAN FT MACHINE SCREWS ZINC [1250 PER BOX]
Price per Box: $132.76 / Quantity Discounts Available
1/4-20 X 1-1/2 Slotted Pan Machine Screw Steel Zinc 1/4-20X1 1/2 SLOT PAN FT MACHINE SCREWS ZINC [1250 PER BOX]
Price per Box: $205.58 / Quantity Discounts Available
1/4-20 X 1-1/2 Hex Head Machine Screw Steel Zinc 1/4-20X1-1/2 Hex Head Machine Screw Zinc [1250 PER BOX]
Price per Box: $160.77 / Quantity Discounts Available
1/4-20 X 1-1/2 Hex Head Machine Screw Stainless 1/4-20X1-1/2 Hex Head Machine Screw Stainless 18-8 [1000 PER BOX]
Price per Box: $633.22 / Quantity Discounts Available
   
 
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