Question

which grinder accessory can be used to provide a stable surface for flexible sanding discs or buffing pads to rest against?

• arbor shield
• backing pad
• flap disc
• tool rest

Explanation:

A backing pad is designed to hold and support flexible sanding discs or buffing pads, providing a stable surface for them to rest against during grinding or sanding operations. An arbor shield is for protection, a flap - disc is a type of abrasive disc, and a tool rest is for supporting the tool itself, not for the pads/discs.

Answer:

B. backing pad