We are in the process of transitioning our products to 3rd party fulfillment. During this time we are still taking orders but only shipping orders twice a month - prices have been cut by 10% using code "CHANGE" - orders may take up to 2 weeks to ship. Our items already on Amazon are shipped immediately. Thank you for your understanding.

4-40 Heat Set Threaded Inserts

High Volume In-Stock

4-40 Threaded Inserts for 3D Printing (100-Pack)

Includes: 100x Threaded Inserts
Material: Brass
Internal Thread: 4-40
Length: 9/64 in (0.140625 in)
Large End Diameter: 0.172 in
Tapered End Diameter: 0.157 in

Free Shipping
on Orders $75+

Next-Day Shipping

Fast Domestic Support

100 Threaded Inserts — 100-Pack of Inserts

4-40 Heat Set Threaded Inserts — Nominal Insert Dimensions

Related Items

Promethean Air Cleaner & Fume Extractor for 3D Printing

Promethean

Build Free or Buy
Lead Time <1 Week

Carbon Cartridge for the Promethean fume extractor made for 3D printing

Reusable Carbon Cartridge

120 mm 12 VDC PWM Fan for Promethean

PWM Fan