Size : M2 M2.5 M3 M4 M5. Material: Brass. Way to communicate .
eBay
3D Printer T8 Screw Milling POM Nut Brass T8x8mm Lead 8mm for Upgrade Ender 3 CR-10 Lead Screw 3D printer T8 Lead Screw POM Nut
Aliexpress UK
Pozi Pan Head Self Tapping Screws. Pozi pan head self-tapping screws. A2 Stainless Steel. Manufactured from A2 stainless steel for improved corrosion resistance. Very high quality screws. These screws cut their own threads.
eBay
M2 M2.5 M3 M4 M5 M6 Brass Heat Set Insert Nut Hot Melt Knurled Threaded Inserts for 3d Print Embedment Copper Nut Assortment Kit
Aliexpress UK
Product Details:Material: BrassFemale Thread Diameter: M2Total Length: 4mm/ 0.16"Outer Diameter: 3.5mm/ 0.14"Package Content: 60pcs x Knurled Insert NutsMaterial - The knurled thread insert nut is made of brass, which is not easy to rust, is anti-corrosion, easy to conduct heat and has good conductivity. It makes the nut can be heated quickly and inserted easily, greatly reducing your working time.Feature - Twill knurling design has better pull-out and torque resistance so that it will not easy to fall off and is easy to fix. The embedding nut has a guide valve so there is no need for a counterbore or countersink.
eBay
T8 Anti Backlash Spring Loaded Nut Brass Elimination Gap Nut Used to upgrade Ender 3 CR-10 T8 Lead Screw DIY CNC 3D Printer
Aliexpress UK
Product Details:Material: BrassFemale Thread Diameter: M2Total Length: 3mm/ 0.12"Outer Diameter: 3.5mm/ 0.14"Package Content: 60pcs x Knurled Insert NutsMaterial - The knurled thread insert nut is made of brass, which is not easy to rust, is anti-corrosion, easy to conduct heat and has good conductivity. It makes the nut can be heated quickly and inserted easily, greatly reducing your working time.Feature - Twill knurling design has better pull-out and torque resistance so that it will not easy to fall off and is easy to fix. The embedding nut has a guide valve so there is no need for a counterbore or countersink.
eBay
Rivet Nut Head Premium Automatic Rivet Tool Set Rivet Nut Tool Rivet Tool Upholstery Tools Staple Gun M3/M4/M5/M6/M8/M10/M12
Aliexpress UK
eBay
M2 M2.5 M3 M4 M5 M6 Brass Insert Nut Hot Melt Heat Embedded Injection Molded Plastic Case Metric Knurled Thread Copper Nut
Aliexpress UK
Usage: Use a wrench to tighten the nut for easy installation. - Material: Carbon steel. - Rust and corrosion resistance.
eBay
M2 M2.5 M3 M4 M5 M6 Brass Heat Insert Nut Hot Melt Nutinsert Thread Knurled Double Twill Embedment Nuts 3D Printer Accessories
Aliexpress UK
Product Details:Material: BrassFemale Thread Diameter: M2.5Total Length: 4mm/ 0.16"Outer Diameter: 3.5mm/ 0.14"Package Content: 100pcs x Knurled Insert NutsMaterial - The knurled thread insert nut is made of brass, which is not easy to rust, is anti-corrosion, easy to conduct heat and has good conductivity. It makes the nut can be heated quickly and inserted easily, greatly reducing your working time.Feature - Knurling design has better pull-out and torque resistance so that it will not easy to fall off and is easy to fix. The embedding nut has a guide valve so there is no need for a counterbore or countersink.
eBay
100-50Pcs M2 M2.5 M3 M3.5 M4 M5 M6 M8 M10 M12 304 Stainless Steel Black Zinc Plated Locknut Hex Nylon Insert Slip Self LockNut
Aliexpress UK
Material : carbon steel.
eBay
10/20pcs Embedded Insert Nut E-Nut M4 M5 M6 M8 M10 Hexagon Hex Socket Allen Head for Wood Furniture Inside and Outside Thread
Aliexpress UK