Steel Hardware Nuts Bolts Threaded Insert Nut for Wood Zinc Plated Cylinder Shape​

Steel insert nuts are headless and a through hole with machine threads for inside hole but self tapping threads that is suitable for machine threaded rod or shaft , outside of inset nuts are self tapping threads for secure wooden pieces and stop insert nuts to be turned out or pulled out .

Pre-drill a hole in wooden material before insert nuts are inserted into material , and then screw in or hammer inset nuts .

Specifications

We provide a wide arrange of specifications for insert nuts from M2.5 to M30 and we are available for customized sizes .

Note

1 . All dimensions are millimeters

2 . Length can be adjusted .

Finishing

Inert nuts can be plated in different finishing according to requests of applications

● Zinc

The most popular plating for the most products , bright and smooth and resistant corrosion

• Nickel

The film thickness is 1～3μm , it improves brightness and wear resistance . it is for the most items .

• Polishing

Reduce roughness of parts and improve brightness . is workable for the most metal parts in industry .

• Tin finish

With film thickness 0.13～1.27μm , tin finish with bright surface and good ductility ,corrosion resistance ,lower melting point ,eco-friendly features . and is used for electronics .

• Brass finish

Usually, 5gm～8gm finish coating thickness and with good dispersibility ,Bright appearance .

• Chrome

Chrome finish is silver white color and the thickness of film is 0．25～0．5μm normally . chrome finish has many practical Features like Bright appearance ,Wear resistance ,Corrosion resistance ,Hard plating film ,Heat resistance .

Materials

Insert nuts are made of assorted materials for various applications in industry

1 . Carbon Steel

2 . Zinc alloy steel

3 . Plastic

4 . Brass

Installation

1 . Pre-drill a hole in wooden material .

2 . Put insert nuts into hole and driven by a wrench or hammer

Tips for installation

★ The hole diameter should be smaller slightly than outside diameter of insert nut .

★ Do not hammer insert nuts into material for nuts with inside hex socket , by wrench only .

★ Hole length should be suitable for length of insert nut .