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Machine Screws

Machine Screws

Bolt and Nut Australia carry the largest range of all types of Machine screws. Machine screws are very popular because of the range of head styles, diameters, lengths and finishes they are available in and they are low cost. We have Button head, Countersunk head, Cheese head, Mushroom head, Pan head, Raised head, Round Head and Wing head in phillips, slotted, torx, post torx, post hex, one way, snake eye and combination drive. You can buy them in Stainless Steel A2-70 G304, Stainless Steel A4-70 G316, Zinc Plated, Brass and Zinc Black. Our range starts at M1.6 to M10 Metric Coarse and #0 - #12, 3/16" to 5/16" American inch threads UNC (unified national coarse), UNF (unified national fine) and BSW (british standard whitworth). Technical specifications, printable datasheets and product cad drawings available online. Delivered freight free from our Brisbane warehouse with no minimum order qty or spend.

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    In stock

    #2-56 TPI UNC Coarse Stainless A2-70 G304 Pan Phillips (PH1) Machine Screws ASNI B18.6.3
    #2-56 TPI UNC Coarse Stainless A2-70 G304 Pan Phillips (PH1) Machine Screws ASNI B18.6.3
    As low as

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  2. Free shipping

    In stock

    #4-40 TPI UNC Coarse Stainless A2-70 G304 Pan Phillips (PH1) Machine Screws ASNI B18.6.3
    #4-40 TPI UNC Coarse Stainless A2-70 G304 Pan Phillips (PH1) Machine Screws ASNI B18.6.3
    As low as

    Length From Under The Head

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    In stock

    #4-40 TPI UNC Coarse Stainless A2-70 G304 Socket (3/32" Key) Head Cap Screws ANSI B18.3
    #4-40 TPI UNC Coarse Stainless A2-70 G304 Socket (3/32" Key) Head Cap Screws ANSI B18.3
    As low as

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  4. Free shipping

    In stock

    1/8" x 40 TPI BSW Coarse Stainless A2-70 G304 Round Slot Machine Screws BS 450
    1/8" x 40 TPI BSW Coarse Stainless A2-70 G304 Round Slot Machine Screws BS 450
    As low as

    Length From Under The Head

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  5. Free shipping

    In stock

    1/8" x 40 TPI BSW Coarse Brass Round Slot Machine Screws AS B50
    1/8" x 40 TPI BSW Coarse Brass Round Slot Machine Screws AS B50
    As low as

    Length From Under The Head

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  6. Free shipping

    In stock

    1/8" x 40 TPI BSW Coarse Brass Countersunk Slot Machine Screws AS B50
    1/8" x 40 TPI BSW Coarse Brass Countersunk Slot Machine Screws AS B50
    As low as

    Length Overall Including Head

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  7. Free shipping

    In stock

    #5-40 TPI UNC Coarse Stainless A2-70 G304 Socket (3/32" Key) Head Cap Screws ANSI B18.3
    #5-40 TPI UNC Coarse Stainless A2-70 G304 Socket (3/32" Key) Head Cap Screws ANSI B18.3
    As low as

    Length From Under The Head

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  8. Free shipping

    In stock

    #5-40 TPI UNC Coarse Plain Black Uncoated Grade 12.9 Socket (3/32" Key) Head Cap Screws ANSI B 18.3
    #5-40 TPI UNC Coarse Plain Black Uncoated Grade 12.9 Socket (3/32" Key) Head Cap Screws ANSI B 18.3
    As low as

    Length From Under The Head

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  9. Free shipping

    In stock

    #6-32 TPI UNC Coarse Stainless A2-70 G304 Pan Phillips (PH2) Machine Screws ASNI B18.6.3
    #6-32 TPI UNC Coarse Stainless A2-70 G304 Pan Phillips (PH2) Machine Screws ASNI B18.6.3
    As low as

    Length From Under The Head

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  10. Free shipping

    In stock

    #6-32 TPI UNC Coarse Stainless A2-70 G304 Socket (7/64" Key) Head Cap Screws ANSI B18.3
    #6-32 TPI UNC Coarse Stainless A2-70 G304 Socket (7/64" Key) Head Cap Screws ANSI B18.3
    As low as

    Length From Under The Head

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  11. Free shipping

    In stock

    #6-32 TPI UNC Coarse Plain Black Uncoated Grade 12.9 Socket (7/64" Key) Head Cap Screws ANSI B 18.3
    #6-32 TPI UNC Coarse Plain Black Uncoated Grade 12.9 Socket (7/64" Key) Head Cap Screws ANSI B 18.3
    As low as

    Length From Under The Head

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  12. Free shipping

    In stock

    #6-32 TPI UNC Coarse Stainless A2-70 G304 Countersunk Phillips (PH2) Machine Screws ASNI B18.6.3
    #6-32 TPI UNC Coarse Stainless A2-70 G304 Countersunk Phillips (PH2) Machine Screws ASNI B18.6.3
    As low as

    Length Overall Including Head

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  13. Free shipping

    In stock

    #8-32 TPI UNC Coarse Stainless A2-70 G304 Pan Phillips (PH2) Machine Screws ASNI B18.6.3
    #8-32 TPI UNC Coarse Stainless A2-70 G304 Pan Phillips (PH2) Machine Screws ASNI B18.6.3
    As low as

    Length From Under The Head

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  14. Free shipping

    In stock

    #8-32 TPI UNC Coarse Zinc Plated Grade 12.9 Socket (9/64" Key) Head Cap Screws ANSI B 18.3
    #8-32 TPI UNC Coarse Zinc Plated Grade 12.9 Socket (9/64" Key) Head Cap Screws ANSI B 18.3
    As low as

    Length From Under The Head

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  15. Free shipping

    In stock

    #8-32 TPI UNC Coarse Stainless A2-70 G304 Button Head Socket (3/32" Key) Screws ANSI B18.3
    #8-32 TPI UNC Coarse Stainless A2-70 G304 Button Head Socket (3/32" Key) Screws ANSI B18.3
    As low as

    Length From Under The Head

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  16. Free shipping

    In stock

    #8-32 TPI UNC Coarse Plain Black Uncoated Grade 10.9 Button Head Socket (3/32" Key) Screws ANSI B 18.3
    #8-32 TPI UNC Coarse Plain Black Uncoated Grade 10.9 Button Head Socket (3/32" Key) Screws ANSI B 18.3
    As low as

    Length From Under The Head

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  17. Free shipping

    In stock

    #8-32 TPI UNC Coarse Stainless A2-70 G304 Countersunk Phillips (PH2) Machine Screws ASNI B18.6.3
    #8-32 TPI UNC Coarse Stainless A2-70 G304 Countersunk Phillips (PH2) Machine Screws ASNI B18.6.3
    As low as

    Length Overall Including Head

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  18. Free shipping

    In stock

    #8-32 TPI UNC Coarse Stainless A2-70 G304 Countersunk Head Socket (3/32" Key) Screws ANSI B18.3
    #8-32 TPI UNC Coarse Stainless A2-70 G304 Countersunk Head Socket (3/32" Key) Screws ANSI B18.3
    As low as

    Length Overall Including Head

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  19. Free shipping

    In stock

    #8-32 TPI UNC Coarse Plain Black Uncoated Grade 10.9 Countersunk Head Socket (3/32" Key) Screws ANSI B 18.3
    #8-32 TPI UNC Coarse Plain Black Uncoated Grade 10.9 Countersunk Head Socket (3/32" Key) Screws ANSI B 18.3
    As low as

    Length Overall Including Head

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  20. Free shipping

    In stock

    #8-36 TPI UNF Fine Plain Black Uncoated Grade 12.9 Socket (9/64" Key) Head Cap Screws ANSI B 18.3
    #8-36 TPI UNF Fine Plain Black Uncoated Grade 12.9 Socket (9/64" Key) Head Cap Screws ANSI B 18.3
    As low as

    Length From Under The Head

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  21. Free shipping

    In stock

    5/32" x 32 TPI BSW Coarse Stainless A2-70 G304 Round Slot Machine Screws BS 450
    5/32" x 32 TPI BSW Coarse Stainless A2-70 G304 Round Slot Machine Screws BS 450
    As low as

    Length From Under The Head

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    $0.00 ($0.00/ea)

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  22. Free shipping

    In stock

    5/32" x 32 TPI BSW Coarse Brass Round Slot Machine Screws AS B50
    5/32" x 32 TPI BSW Coarse Brass Round Slot Machine Screws AS B50
    As low as

    Length From Under The Head

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  23. Free shipping

    In stock

    5/32" x 32 TPI BSW Coarse Brass Countersunk Slot Machine Screws AS B50
    5/32" x 32 TPI BSW Coarse Brass Countersunk Slot Machine Screws AS B50
    As low as

    Length Overall Including Head

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    $0.00 ($0.00/ea)

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  24. Free shipping

    In stock

    #10-24 (3/16") x 24 TPI UNC Coarse Zinc Plated Grade 12.9 Socket (5/32" Key) Head Cap Screws ANSI B 18.3
    #10-24 (3/16") x 24 TPI UNC Coarse Zinc Plated Grade 12.9 Socket (5/32" Key) Head Cap Screws ANSI B 18.3
    As low as

    Length From Under The Head

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  25. Free shipping

    In stock

    #10-24 (3/16") x 24 TPI UNC Coarse Stainless A2-70 G304 Socket (5/32" Key) Head Cap Screws ANSI B18.3
    #10-24 (3/16") x 24 TPI UNC Coarse Stainless A2-70 G304 Socket (5/32" Key) Head Cap Screws ANSI B18.3
    As low as

    Length From Under The Head

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  26. Free shipping

    In stock

    #10-24 (3/16") x 24 TPI UNC Coarse Plain Black Uncoated Grade 12.9 Socket (5/32" Key) Head Cap Screws ANSI B 18.3
    #10-24 (3/16") x 24 TPI UNC Coarse Plain Black Uncoated Grade 12.9 Socket (5/32" Key) Head Cap Screws ANSI B 18.3
    As low as

    Length From Under The Head

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  27. Free shipping

    In stock

    #10-24 (3/16") x 24 TPI UNC Coarse Stainless A2-70 G304 Button Head Socket (1/8" Key) Screws ANSI B18.3
    #10-24 (3/16") x 24 TPI UNC Coarse Stainless A2-70 G304 Button Head Socket (1/8" Key) Screws ANSI B18.3
    As low as

    Length From Under The Head

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  28. Free shipping

    In stock

    #10-24 (3/16") x 24 TPI UNC Coarse Plain Black Uncoated Grade 10.9 Button Head Socket (1/8" Key) Screws ANSI B 18.3
    #10-24 (3/16") x 24 TPI UNC Coarse Plain Black Uncoated Grade 10.9 Button Head Socket (1/8" Key) Screws ANSI B 18.3
    As low as

    Length From Under The Head

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  29. Free shipping

    In stock

    #10-24 (3/16) x 24 TPI UNC Coarse Zinc Plated Grade 10.9 Countersunk Head Socket (1/8" Key) Screws ANSI B 18.3
    #10-24 (3/16) x 24 TPI UNC Coarse Zinc Plated Grade 10.9 Countersunk Head Socket (1/8" Key) Screws ANSI B 18.3
    As low as

    Length Overall Including Head

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  30. Free shipping

    In stock

    #10-24 (3/16") x 24 TPI UNC Coarse Stainless A2-70 G304 Countersunk Head Socket (1/8" Key) Screws ANSI B18.3
    #10-24 (3/16") x 24 TPI UNC Coarse Stainless A2-70 G304 Countersunk Head Socket (1/8" Key) Screws ANSI B18.3
    As low as

    Length Overall Including Head

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  31. Free shipping

    In stock

    #10-24 (3/16) x 24 TPI UNC Coarse Plain Black Uncoated Grade 10.9 Countersunk Head Socket (1/8" Key) Screws ANSI B 18.3
    #10-24 (3/16) x 24 TPI UNC Coarse Plain Black Uncoated Grade 10.9 Countersunk Head Socket (1/8" Key) Screws ANSI B 18.3
    As low as

    Length Overall Including Head

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  32. Free shipping

    In stock

    #10-32 (3/16") x 32 TPI UNF Fine Stainless A2-70 G304 Socket (5/32" Key) Head Cap Screws ANSI B18.3
    #10-32 (3/16") x 32 TPI UNF Fine Stainless A2-70 G304 Socket (5/32" Key) Head Cap Screws ANSI B18.3
    As low as

    Length From Under The Head

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  33. Free shipping

    In stock

    #10-32 (3/16") x 32 TPI UNF Fine Plain Black Uncoated Grade 12.9 Socket (5/32" Key) Head Cap Screws ANSI B 18.3
    #10-32 (3/16") x 32 TPI UNF Fine Plain Black Uncoated Grade 12.9 Socket (5/32" Key) Head Cap Screws ANSI B 18.3
    As low as

    Length From Under The Head

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  34. Free shipping

    In stock

    #10-32 (3/16") x 32 TPI UNF Fine Stainless A2-70 G304 Button Head Socket (1/8" Key) Screws ANSI B18.3
    #10-32 (3/16") x 32 TPI UNF Fine Stainless A2-70 G304 Button Head Socket (1/8" Key) Screws ANSI B18.3
    As low as

    Length From Under The Head

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  35. Free shipping

    In stock

    #10-32 (3/16") x 32 TPI UNF Fine Plain Black Uncoated Grade 10.9 Button Head Socket (1/8" Key) Screws ANSI B 18.3
    #10-32 (3/16") x 32 TPI UNF Fine Plain Black Uncoated Grade 10.9 Button Head Socket (1/8" Key) Screws ANSI B 18.3
    As low as

    Length From Under The Head

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  36. Free shipping

    In stock

    #10-32 (3/16") x 32 TPI UNF Fine Stainless A2-70 G304 Countersunk Head Socket (1/8" Key) Screws ANSI B18.3
    #10-32 (3/16") x 32 TPI UNF Fine Stainless A2-70 G304 Countersunk Head Socket (1/8" Key) Screws ANSI B18.3
    As low as

    Length Overall Including Head

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  37. Free shipping

    In stock

    #10-32 (3/16") x 32 TPI UNF Fine Plain Black Uncoated Grade 10.9 Countersunk Head Socket (1/8" Key) Screws ANSI B 18.3
    #10-32 (3/16") x 32 TPI UNF Fine Plain Black Uncoated Grade 10.9 Countersunk Head Socket (1/8" Key) Screws ANSI B 18.3
    As low as

    Length Overall Including Head

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  38. Free shipping

    In stock

    3/16" x 24 TPI BSW Coarse Stainless A2-70 G304 Pan Phillips (PH2) Machine Screws ASNI B18.6.3
    3/16" x 24 TPI BSW Coarse Stainless A2-70 G304 Pan Phillips (PH2) Machine Screws ASNI B18.6.3
    As low as

    Length From Under The Head

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  39. Free shipping

    In stock

    3/16" x 24 TPI BSW Coarse Stainless A4-70 G316 Pan Phillips (PH2) Machine Screws ASNI B18.6.3
    3/16" x 24 TPI BSW Coarse Stainless A4-70 G316 Pan Phillips (PH2) Machine Screws ASNI B18.6.3
    As low as

    Length From Under The Head

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  40. Free shipping

    In stock

    3/16" x 24 TPI BSW Coarse Stainless A2-70 G304 Round Slot Machine Screws BS 450
    3/16" x 24 TPI BSW Coarse Stainless A2-70 G304 Round Slot Machine Screws BS 450
    As low as

    Length From Under The Head

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Items 1-40 of 139

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