Known as layout chalk or 'keel'
Lead-free; economical
Dimensions: 1/2' hex by 4-5/8' long
Use on lumber, concrete, metal, plastic, rubber, paper, cardboard, and ceramics
Standard 1/2' hex shape fits the #109 peterson holder, #106 holder and #108 holder

Technical Details

Size (LWH): 4.8 inches, 3.2 inches, 1.2 inches
Product Details
Product Dimensions: 4.8 x 3.2 x 1.2 inches
Shipping Weight: 0.8 pounds (View shipping rates and policies)
ASIN : B008980B2M