What are spacer bolts ? 

Spacers are unthreaded sleeves that fit over bolts or screws to maintain space between components.

Spacer Bolts Ranging from M6

What are neutral links ? 

Ground and neutral. ... As the neutral point of an electrical supply system is often connected to earth ground, ground and neutral are closely related. Under certain conditions, a conductor used to connect to a system neutral is also used for grounding (earthing) of equipment and structures. They usually come in 7 way neutral, 10 way neutral, 13 way neutral with a blue PVC base OR they come half meter / 1 meter bar

MFG: JE
Make: India
Product: Drawing Pocket A4 & A5 

Drawing Pocket A3,A4,A5, RAL 7032 / RAL 7035

MFG: United
Make: India
Product: Air Vent

Air Vent