Where is the Steel?

Steel is often perceived as crucial to large scale-building and manufacturing only, yet it is an essential constituent of products we use daily.

Find the steel products in the office that are not listed below:

Pen holder
Made from: Hot rolled coil
chair base
Made from: Cold rolled coil
Arm bracket of chair
Made from: Colled rolled coil
Door frame
Made from: Cold rolled coil
Stapler
Made from: Cold rolled coil
Table base
Made from: Cold rolled coil
Fan
Made from: Colled rolled coil and wire rod