Some links:

Expert: english for construction workers
Expert: english for construction workers

Unit 1
Vocabulary on jobs and questions with pictures and soundLeaarn English job vocabulary
metalwork resources

Machines for metalwork

Garage
Toos with exercises and sound Tools
Tools exercises
Opiskele sanastoaworkshop and tools
Tools and hardwaretools and hardware

Machining tools

A list of metals

Webster's visual dictionary :
physics mechanics

METAL COMPANIES IN FINLAND

Ruukki

WELDING
LingoJoint
Mig welding instructions

LingoJoin metallialan englantia hitsaajille:
LingoJoint