M4 X 40mm Hard Dowel Pins (Dia:4mm Length: 40mm)

Description

Diameter: 4mm 
Length: 40mm 
Material: Alloy Steel

Hardened Dowel Pins (IS 6689 Standard) are precision-engineered locating and fastening components designed for accurate alignment in mechanical assemblies. 

Made from high-quality alloy steel and hardened for superior strength and wear resistance, they provide excellent durability and maintain precise positioning even under repeated use and load conditions.

What Makes Them Different

Unlike regular pins, hardened dowel pins offer high dimensional accuracy and tight fit, ensuring precise alignment between components. Compliance with IS 6689 guarantees standardized quality, interchangeability, and dependable performance across industrial applications.

Applications

Widely used in machinery assembly, jigs and fixtures, automotive components, tooling, die making, and precision engineering applications, where exact alignment and repeatability are essential.