M3.5 is a metric thread with an 3.5 mm nominal diameter and a coarse pitch of 0.6 mm (ISO 261). A standard hex head takes a 6 mm spanner across the flats.
In stock now: 494 lines; covering Self-Tapping & Drilling Screws (352), Self-Tapping Screws (330), Screws (59), Machine Screws (59), YB846- Guangdong Standard (40); priced from $0.0025 per piece. Every line is sold by the piece — one piece is a valid order — and volume discounts apply automatically from 5%.
Related values on the same axis
1/2
1/4
2#
10#
3/16
3/8
4#
5/16
5/8
6#
Product families covered
Self-Tapping & Drilling Screws 352
Self-Tapping Screws 330
Screws 59
Machine Screws 59
YB846- Guangdong Standard 40
Pins, Keys & Nails 37
YB845- Guangdong Standard 37
YB845- Flat Tail 35
Rivets 33
Truss Head Self-Tapping 33
YB818 29
Hex Socket Cylinder Head Self-Tapping Screws 27
Frequently asked
What thread pitch and spanner size does M3.5 use?
A standard M3.5 metric coarse thread has a pitch of 0.6 mm (ISO 261). A hexagon head M3.5 takes a 6 mm spanner across the flats. We also stock fine-pitch and imperial equivalents — ask for the size list.
How much do M3.5 fasteners cost?
Prices in our catalogue for M3.5 run from $0.0025 to $4.0207 per piece, depending on diameter, length and material. There is no minimum order, and volume discounts apply automatically from 5%.
Is there a minimum order quantity for M3.5?
No. Every line is sold by the piece, so you can order a single piece to check the fit and the finish before committing to a production quantity. Volume discounts start at 5% and step down as the quantity rises.
What do you stock in M3.5?
M3.5 Bolts, Screws, Nuts & Washers currently covers 494 lines across Self-Tapping & Drilling Screws, Self-Tapping Screws, Screws, Machine Screws, YB846- Guangdong Standard, Pins, Keys & Nails. The full list of sizes, materials and finishes on this page is live — use the filters at the top to narrow it down.
How quickly do you ship M3.5 fasteners, and can you send them to the EU or Russia?
In-stock lines leave our Foshan warehouse within 24–48 hours. We ship worldwide, including the EU and Russia. For the EU we are appointing a responsible person under Regulation (EU) 2023/988 (GPSR); for EAEU orders the conformity documents are handled with the importing party, who is the applicant of record. We can supply an EN 10204 3.1 mill test certificate, a full technical specification and a packing list with weights on request.