M3 Button Head Socket Cap Screw Set With Nuts And Washers, Alloy Steel, 610Pcs, 11 Size Assortment From 4,5,6,8,10,12,14,16,18,20,25mm, Hex Socket Bolts For Electronics, DIY Projects And Auto Repair
✔️ 610Pcs, 11 sizes 4-25 mm alloy steel hex bolts set
The M3 Button Head Socket Cap Screw Set includes 610 pieces across 11 M3-size button head bolts with matching nuts and washers. This kit is built from heat-treated, hardened 14.9-grade alloy steel for strong, durable performance in electronics, DIY builds, auto repair, and marine applications where secure threaded connections matter.
| Size (mm) | Size (in) |
|---|---|
| 4 | 0.157 |
| 5 | 0.197 |
| 6 | 0.236 |
| 8 | 0.315 |
| 10 | 0.394 |
| 12 | 0.472 |
| 14 | 0.551 |
| 16 | 0.630 |
| 18 | 0.709 |
| 20 | 0.787 |
| 25 | 0.984 |
✅ 11 size assortment: 4,5,6,8,10,12,14,16,18,20,25 mm
✅ M3 thread with button head and hex socket drive
✅ Includes nuts and washers for every screw
✅ Heat-treated 14.9-grade alloy steel for high tensile strength
✅ Suitable for electronics, DIY projects, auto repair, and marine use
✅ 610 pieces total, clearly labeled pack size
💡 What is a handy use case for M3 button head socket screw sets in electronics and DIY?
Handy for securing lightweight panels and enclosures where a low-profile fastener keeps the look tidy.
- Handy for securing panels in tight spaces
- Great for electronics enclosures and dashboard assemblies
- Works with nuts and washers to spread load and resist vibration