Its screw with cruciform slot provides more easy and practical mounting.
Drop of screws is prevented by washer on it.
It is coated with 8- 12 zinc against corrosion.
EPDM rubber is used on clamps as insulation material.
It prevents vibration.
Compensates thermal expansions and absorbs vibration and noise.
Preventing abrasion caused by metal to metal friction in pipe lines and air ducts systems.