Fast Alternate To Checkering
Create a no-slip gripping surface on a stock, forend or handgun grip in far less time than it takes to lay out and checker an area. Sharply pointed cutting diamonds in 12, 16 or 20 lines per inch let you choose from coarse, medium or fine patterns.
Big Book Catalog, Issue:69, Page:412
SPECS: Steel, blued. 3/8" (9.5mm) diameter. 5" (12.7cm)