Amazon's Choice

Kalote M4 Screw Assortment Kit: 360Pcs Hex Socket Bolts

4.7
121
100+ Bought last month
Current Price $14.88
Kalote M4 Screw Assortment Kit: 360Pcs Hex Socket Bolts
7.5
Expert Score

Quick Analysis Verdict

"Great value for DIYers needing a broad M4 fastener set; not ideal if you need other sizes or specialized fasteners."

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Best Application

DIY projects and 3D printer maintenance requiring a complete M4 fastener set.

Investment Value

Great Value

Durability Index

Long-term durability given alloy steel and protective coating; expect years of service in typical workshop use.

Key Buying Points

360Pcs kit covers M4 screws, nuts, washers, and a hex wrench for versatile fastenings.

Made from 12.9-grade alloy steel with black finish for high hardness and corrosion resistance.

Six screw lengths included plus compatible nuts and washers for quick assemblies.

Durable reinforced storage box with labeled compartments keeps parts organized.

Widely applicable to 3D printers, furniture, electronics, and general DIY projects.

Includes a 1-year warranty and 30-day return policy for confidence.

Value-packed kit suitable for home workshops and hobbyists on a budget.

The Catch

Limited size range to M4 only; not suitable for projects needing other metric sizes.

Counts and distribution may feel uneven for some users who expect exact per-item allotments.

A few screws may have minor finish imperfections.

Storage box size may be bulky for very tight spaces.

Nuts and washers might require manual sorting to match sizes.

Performance Scorecard

Performance 7.0
Quality 8.0
Value 8.0
Ease of use 7.0

Common Questions & Expert Insights

Q: Will this kit include sizes beyond M4?
No, it focuses on M4 sizes only. The set is designed to cover common M4 fasteners with nuts, washers, and a wrench, but does not include other metric sizes.)
Q: Are the nuts and washers compatible with the screws in this kit?
Yes, nuts and washers are matched to M4 screws. This ensures proper thread engagement and reliable assemblies in typical DIY applications.)
Q: Is the included Allen wrench adequate for fast assembly?
The included hex wrench is functional and fits the sockets. It handles the provided range of M4 screws for quick on-the-spot assembly.)
Q: Can this kit be used for 3D printers and electronics mounting?
Yes, it is suitable for 3D printers, electronics mounting, and DIY projects. The M4 size and hardware set cover common printer and device fasteners.)
Q: How should I prevent corrosion over long-term storage?
Store in a dry environment to minimize corrosion risk. Keep the case closed and away from humidity to extend the fasteners’ life.)
Q: Are these screws reusable after disassembly?
Reuse is possible if screws remain undamaged. Inspect threads and surfaces and avoid overtightening to preserve fit.)
Q: How does this Kalote kit compare to generic brands in price and content?
Typically better value than many generic brands. Kalote includes a comprehensive mix of screws, nuts, and washers with a dedicated storage box.)
Q: How does it compare to premium brands in durability and finish?
Durability is solid for its class, though premium brands may offer finer finishes. The alloy steel and coating provide good long-term use at a lower price point.)
Q: Is the storage box robust for transport?
The box is designed to be durable for daily transport. It uses reinforced construction and labeled grids to minimize mix-ups during movement.)
Q: Will I need to upgrade other components with this kit?
For most DIY tasks, no upgrade is required. The included nuts, washers, and wrench cover common M4 applications, though some advanced projects may require other sizes.)

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