Skip to content

Hardware Reference

This visual guide will help you identify the different screws, nuts, bearings, and other parts used throughout the assembly. Keep this page handy to avoid confusion.

Screws

Screws used in the assembly Screws used in the assembly

A lineup of the five screw types: Button Head (BHCS), Socket Head (SHCS), Flat Head (FHCS), Self-Tapping, and Set Screw (Grub Screw).
  • Button Head Cap Screw (BHCS): A screw with a domed head.
  • Socket Head Cap Screw (SHCS): The most common screw in the build, with a cylindrical head.
  • Flat Head Countersunk Screw (FHCS): A screw with a conical head, designed to sit flush with the surface.
  • Self-Tapping Screw: A screw designed to be threaded directly into plastic.
  • Set Screw (Grub Screw): A small, headless screw used to secure pulleys to shafts.

Nuts and Inserts

Nuts and inserts used in the assembly Nuts and inserts used in the assembly

A lineup of the four types of nuts and inserts: Hex Nut, T-Slot Nut (T-Nut), Hammerhead Nut, and Heat-Set Insert.
  • Hex Nut: A standard hexagonal nut.
  • T-Slot Nut (T-Nut): A nut that slides into the channel of an aluminum extrusion.
  • Hammerhead Nut: A nut used for mounting panels.
  • Heat-Set Insert: A brass insert used to create strong threads in plastic.

Motion Components

Motion components used in the assembly Motion components used in the assembly

A lineup of motion components: F695 Bearing, 625 Bearing, GT2 Pulley, and GT2 Idler.
  • F695 Bearing: A flanged ball bearing used in the gantry.
  • 625 Bearing: A ball bearing used on the Z-axis drives.
  • GT2 Pulley: A toothed GT2 pulley.
  • GT2 Idler: A smooth or toothed GT2 idler.