Dura-Block AF4419, 2.75" x 16" Full Size Grip Sanding Block Indasa and you can use them

and you can use them sanding wet or dry

Low profile

Rich hand-rubbed finish

Ultra-fine polishing compound that contains Carnauba wax

This is the hardest paint available in a 1-part system

Dura-Block AF4419, 2.75" x 16" Full Size Grip Sanding Block Indasa and you can use themProduct Overview: Dura Block 2. 75" x 16" Grip Full Size Sanding Block (AF4419) is designed to accurately block slightly curved or flat panels on any surface without digging into fill material. Perfect for wet or dry sanding. This block features grip (hook & look type) backing and is for use with 2. 75" wide Velcro type (grip) sandpaper strips or rolls. Dura Block sanding tools are made from durable, high density patented closed cell EVA rubber. They