A practical fastener assortment for workshop, furniture and electrical projects that supplies a range of common metric square nuts. Confidence when tackling repairs or new builds comes from having the right size ready to hand. Does the 150-piece mix and organised box suit typical DIY and professional needs with lasting performance? BJBJJIU Square Nut Set
⚡ At a Glance
- • Material Quality: High-grade 304 stainless steel with high hardness, corrosion-resistance and rust-resistance
- • Best for: Furniture builders, electricians and general workshop users needing assorted metric nuts
- • Not ideal for: Tasks requiring metric sizes outside M3–M10 or specialised thread forms
A 150-piece assortment of square nuts in a compartmentalised clear storage box, designed for organised access. Sizes included are M3, M4, M5, M6, M8 and M10 with specified counts per size.
Long-lasting performance – Thanks to 304 stainless steel construction
Grade 304 stainless steel combines elevated hardness with inherent corrosion and rust resistance, keeping fasteners stable in humid or industrial settings. The metal resists oxidisation that commonly degrades ordinary steel nuts.
Extended service life reduces replacement frequency in exterior or workshop environments. Suitable for installations where durability is a priority.
More secure joints – With broader square nut surface to resist loosening
The broader, four-sided profile increases contact area against mating surfaces, which reduces rotational slippage when tightened and spreads load more evenly. Best practice pairs square nuts with square bolts and washers to protect edges.
Firmer, less prone to working loose in furniture and profile assemblies. Particularly useful where vibration or repeated use would otherwise loosen hex fasteners.
Faster workflow – With clear compartmentalised storage box
A transparent storage box separates sizes into dedicated compartments so each nut type remains sorted and visible during transport and on the bench. Individual slots prevent mixture during handling.
Speeds up selection on-site and avoids time lost hunting for the correct size. Handy for kit bags and mobile repair kits.
✨ The 4 Key Reasons for BJBJJIU Square Nut Set
- Assorted metric sizes included — Covers M3 to M10 with 150 nuts for varied jobs
- Clear compartment storage — Keeps sizes organised for quick selection on-site
- Broad-sided geometry — Reduces risk of loosening compared with narrow-profile nuts
- Versatile applications listed — Suited to furniture, machinery, electrical and vehicle use
📋 Technical Details at a Glance
- Material: 304 stainless steel
- Pack contents: 150 four-sided square nuts
- Sizes included: M3 (50), M4 (40), M5 (30), M6 (15), M8 (10), M10 (5)
- Shape: Square (four-sided)
- Finish: Silver
❓ Frequently Asked Questions
Q: Are these nuts stainless steel?
A: Yes, the kit uses high-grade 304 stainless steel, specified for corrosion-resistance and rust-resistance.
Q: Which sizes come in the pack?
A: The set includes M3 (50), M4 (40), M5 (30), M6 (15), M8 (10) and M10 (5) nuts, totalling 150 pieces.
Q: How are the nuts supplied for storage and transport?
A: Nuts arrive in a clear, compartmentalised storage box that keeps sizes separated and easy to carry.
🏆 Our Verdict
The BJBJJIU Square Nut Set suits DIYers and tradespeople who need a ready assortment of durable metric square nuts for furniture, electrical or mechanical projects. A combination of grade 304 stainless steel, a broad-sided design and a compartmentalised box makes the kit practical and ready to use. While cost will vary by retailer, the comprehensive assortment and long-lasting material make the set a sensible long-term choice for frequent users.
