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Hardware kit for cabinet assembly that supplies a comprehensive set of M4 joining bolts, designed to hold timber panels firmly in place. Handy for keen DIYers and tradespeople who want corrosion resistance and neat, repeatable joins, ANVINKU Cupboard Joining Bolts reduce fiddly rework and loose panels. Are the size range and quantity a match for your workshop needs?
⚡ At a Glance
- • Holding Strength: Serrated connecting sleeves lock threads and resist lateral distortion, maintaining clamped joints.
- • Best for: Carpenters, kitchen fitters and DIYers assembling cabinets, wardrobes and shelving.
- • Not ideal for: Fine furniture makers seeking invisible or glued joinery methods.
160 pieces include 80 M4 binding screws and 80 connecting sleeves, sized for 31-40 mm timber panels. Nickel plating on a high-strength steel core reduces corrosion in humid environments.
Secure, long-lasting cabinet joins - with M4 x 31-40 mm adjustable bolts
Adjustable M4 design allows a single bolt length to bridge panels from 31 mm to 40 mm, where the screw engages the connecting sleeve until tactile resistance confirms full thread engagement.
Consistent clamping pressure keeps panels aligned and reduces loosening, simplifying assembly for repeated or multi-unit builds.
Corrosion resistance for wet rooms and kitchens - with nickel-plated high-strength steel
High-strength steel cores receive a nickel plating which forms a protective barrier against moisture, slowing oxidation and helping to prevent surface rust in humid environments.
Fasteners remain serviceable in kitchens or bathrooms, meaning joins will stay reliable without frequent replacement.
Efficient on-site workflow - with a generous 160-piece kit and organiser
Kit contains 80 binding screws and 80 connecting sleeves supplied in a compartmentalised plastic organiser, making component selection straightforward during a job.
Bulk quantity and tidy storage reduce trips to suppliers and keep parts accessible when fitting multiple cabinets or tackling larger projects.
✨ The 4 Key Reasons for ANVINKU Cupboard Joining Bolts
- Corrosion-resistant finish - Keeps cabinet joins reliable in humid rooms for years
- Adjustable M4 length range - Bridges panels from 31 mm to 40 mm for precise fits
- Serrated connecting sleeves - Prevent lateral movement and maintain tight thread engagement under load
- 160-piece kit with organiser - Reduces resupply trips, supports multiple cabinet builds in one session
📋 Technical Details at a Glance
- Category: Cabinet connector bolts
- Quantity: 160 pieces total
- Contents: 80 binding screws and 80 connecting sleeves
- Bolt size: M4 screws
- Panel compatibility: 31-40 mm timber panels
❓ Frequently Asked Questions
Q: What panel thicknesses do these bolts fit?
A: They are adjustable for timber panels from 31 mm to 40 mm, using the connecting sleeve and M4 screw pairing.
Q: Are the fasteners suitable for damp areas like kitchens or bathrooms?
A: Nickel plating over a high-strength steel core resists corrosion, making the fasteners suitable for humid kitchens and similar environments.
Q: What comes in the kit and is there storage?
A: The kit includes 80 binding screws and 80 connecting sleeves for a total of 160 pieces, and reviewers report a convenient plastic organiser box for storage.
🏆 Our Verdict
The ANVINKU Cupboard Joining Bolts suit DIYers and tradespeople who assemble cabinets and shelving and need reliable mechanical joins. Adjustable M4 lengths, serrated sleeves and a nickel-plated steel core combine to deliver stable, corrosion-resistant joints with a large parts supply. Cost-conscious buyers fitting multiple units will value the generous kit and durable finish, which supports long-term use and fewer replacements.
