Question

what are the rigging devices used to move loads such as steel plates without the use of slings?
rigging hooks
birdcages
synthetic shackles
lifting clamps

Explanation:

• Rigging hooks are mainly used for hooking onto items, not specifically for moving steel plates without slings.
• Birdcages are not a common rigging device for this purpose.
• Synthetic shackles are more about connecting components rather than directly moving steel plates without slings.
• Lifting clamps are designed to grip and lift flat loads like steel plates without the need for slings.

Answer:

lifting clamps