Dura-Block AF4426, 4.5" x 30" Wide Longboard Grip Sanding Block Zinc Phosphate Primer the secret is a combination

the secret is a combination patented ePaint photo-active technology and ablative finish

Part #662610-74800

Protein rated

Delivers consistent rotary performance under load

Mix 1:1 formula into mixing cup

Dura-Block AF4426, 4.5" x 30" Wide Longboard Grip Sanding Block Zinc Phosphate Primer the secret is a combinationProduct Overview: Dura Block 4. 5" x 30" Wide Longboard Grip Sanding Block (AF4426) is designed to flex with the contour of any sanding surface without digging into filler materials. Perfect for wet or dry sanding. This block features smooth backing and is for use with 4. 5" wide PSA (sticky back) sandpaper rolls. DuraBlock sanding tools are made from durable, high density patented closed cell EVA rubber. They are sized and shaped to follow contours