Irwin 4935522 Permanent Marking Chalk Refill, 2 Lb, Crimson Red Stick Oil-based formula provides superior rust

Oil-based formula provides superior rust protection

Clamshell 5/8" Diameter

7mm rim height for a longer life and for increased cutting contact with the blade

12 sandpaper sheets

Soft comfortable ergonomic grip and clean modern design makes this tool great for upholstery

Irwin 4935522 Permanent Marking Chalk Refill, 2 Lb, Crimson Red Stick Oil-based formula provides superior rustHighlights: Size: 2 Lb Color : Crimson Red Composition: Red Iron Oxide Pigment Red 101, Talc, Silica Form: Powder Specific Gravity: 4. 5 Type: Permanent Staining Stains surfaces Visible after weeks of weather exposure and jobsite wear. Reduces need for spray sealant. The flip top cap seals the chalk in an airtight chamber Keeping out moisture and reducing the risk of clumping