M3 Screws

M3 Screws selection

Our M3 machine screws are compact, precision fasteners ideal for electronics, small machinery, and light assembly work. M3 refers to the 3mm shank diameter with a 0.50mm metric coarse thread, designed to fit standard nuts, washers, and pre-tapped holes for accurate fastening. Although technically a bolt when used with a nut or threaded component, machine screws are generally called screws due to their distinctive screw head.

Available in Countersunk and Pan Head styles, these screws provide secure fixing with a clean finish. Finishes include Bright Zinc Plate for general indoor use, or Stainless Steel 304 and 316 for long-term corrosion resistance in demanding or outdoor environments.

All M3 machine screws are available in a range of lengths and are stocked for immediate despatch Australia-wide. M3 Screws are sold in trade boxes and bulk cartons for volume users. All orders from Scrooz Fasteners over $99 ship free Australia wide.

 

M3 Screw Features:

  • 3mm diameter with 0.50mm coarse metric thread
  • Countersunk and Pan Head options
  • Finishes include Bright Zinc Plate, Stainless Steel 304 and 316
  • Ideal for electronics, machiner

 

M3 Screw Dimensions

All our M3 screws feature a metric coarse thread at 0.60mm pitch. They fit all our corresponding diameter nuts and washers. M3 is in reference to the diameter of the shank at 3mm.

 


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M3 x 6mm Machine screws CSK 304 Box 100
ON SALE
CASH OFF PROMO
304

now only $11.43

M3 x 6mm Machine Screws CSK Zinc Box 100
ON SALE
CASH OFF PROMO
BZP

now only $6.03

M3 x 12mm Machine screws CSK 304 Box 100
ON SALE
CASH OFF PROMO
304

now only $12.07

M3 x 12mm Machine screws CSK 304 Carton 1000
ON SALE
CASH OFF PROMO
304
WAS $115.66 SAVE $24.64

now only $91.02

M3 x 12mm Machine Screws CSK Zinc Box 100
ON SALE
CASH OFF PROMO
BZP

now only $6.03

M3 x 12 Machine Screws CSK Zinc Ctn 1000
ON SALE
CASH OFF PROMO
BZP
WAS $45.23 SAVE $6.51

now only $38.72

M3 x 16mm Machine screws CSK 304 Box 100
ON SALE
CASH OFF PROMO
304

now only $12.58

M3 x 16mm Machine screws CSK 304 Carton 1000
ON SALE
CASH OFF PROMO
304
WAS $121.02 SAVE $25.81

now only $95.21

M3 x 16mm Machine Screws CSK Zinc Box 100
ON SALE
CASH OFF PROMO
BZP

now only $6.50

M3 x 16 Machine Screws CSK Zinc Ctn 1000
ON SALE
CASH OFF PROMO
BZP
WAS $49.89 SAVE $7.29

now only $42.60

M3 x 20mm Machine screws CSK 304 Box 100
ON SALE
CASH OFF PROMO
304

now only $13.08

M3 x 20mm Machine screws CSK 304 Carton 1000
ON SALE
CASH OFF PROMO
304
WAS $126.97 SAVE $26.82

now only $100.15

M3 x 20mm Machine Screws CSK Zinc Box 100
ON SALE
CASH OFF PROMO
BZP

now only $7.40

M3 x 20 Machine Screws CSK Zinc Ctn 1000
ON SALE
CASH OFF PROMO
BZP
WAS $58.52 SAVE $8.48

now only $50.04

M3 x 25mm Machine screws CSK 304 Box 100
ON SALE
CASH OFF PROMO
304

now only $16.01

M3 x 25mm Machine screws CSK 304 Carton 1000
ON SALE
CASH OFF PROMO
304
WAS $157.59 SAVE $32.87

now only $124.72

M3 x 25mm Machine Screws CSK Zinc Box 100
ON SALE
CASH OFF PROMO
BZP

now only $7.74

M3 x 25mm Machine Screws CSK Zinc Ctn 1000
ON SALE
CASH OFF PROMO
BZP
WAS $63.19 SAVE $9.16

now only $54.03

M3 x 30mm Machine screws CSK 304 Box 100
ON SALE
CASH OFF PROMO
304

now only $23.71

M3 x 30mm Machine screws CSK 304 Carton 1000
ON SALE
CASH OFF PROMO
304
WAS $237.97 SAVE $48.16

now only $189.81

M3 x 40mm Machine screws CSK 304 Box 100
ON SALE
CASH OFF PROMO
304

now only $42.19

M3 x 40mm Machine screws CSK 304 Carton 500
ON SALE
CASH OFF PROMO
304
WAS $220.01 SAVE $44.84

now only $175.17

M3 x 40mm Machine Screws CSK Zinc Box 100
ON SALE
CASH OFF PROMO
BZP

now only $9.05

M3 x 40mm Machine Screws CSK Zinc Ctn 1000
ON SALE
CASH OFF PROMO
BZP
WAS $76.48 SAVE $11.03

now only $65.45