280-Piece M3 Cap Head Hex Socket Bolts And Nuts Assortment Set For Tight Spaces, Ideal For Home Improvement, Office Appliances, Machinery, Ship Equipment And Marine Projects, Flush-Fit, Hidden-Head Fasteners

280-Piece M3 Cap Head Bolts and Nuts Kit for tight spaces
✔️ Includes assorted M3 bolts and nuts in a compact plastic box

This 280-piece set includes flush-head M3 cap screws and nuts, ideal for tight spaces in home and office equipment, marine gear, and various machinery projects. The compact organizer keeps parts sorted and ready for fast assembly.

✅ 12.9 grade alloy steel with black oxide finish
✅ Flush-head design for recessed mounting in crowded spaces
✅ Thread lengths: 4-5-6-8-10-12-16-20-25 mm (20 pcs each)
✅ Includes bolts and nuts in a 10-compartment transparent box
✅ Pack total 280 pieces with varied lengths for quick selection

💡 What is an M3 cap head bolt used for in tight-space assemblies?
These handy fasteners sit flush or just below the surface where head clearance is limited.
- They provide strong clamping in compact layouts
- They pair with nuts for secure mounting in electronics and machinery
- They come in multiple lengths (4-25 mm) in a single organizer