Alvin Sharpeners and Pointers - Alvin Sharpeners include a wide range of lead sharpening tools. Alvin offers a Rotary Sharpener that fastens to a ledges or surface. Lead Pointers sharpen the tips of large 2mm leads. Brass and Cup Pencil Sharpeners are also available. Alvin is one of the primary sources for drafting supplies and drawing equipment in the country. Creative Coldsnow is a pround retailer of Alvin graphic arts, drafting and fine arts products.