This is a Package of Five #18 Heavyweight Wood Chiseling Blades from X-Acto.

FEATURES: High quality carbon steel For deep cross and smooth wood chiseling Use on balsa, wood, linoleum and bass wood 1/2" edge Carded packaging

INCLUDES: Five #18 Heavyweight Wood Chiseling Blades

REQUIRES: Hobby Knife

SPECS: Length: 1-3/4" (4.4cm) ir/kh  

BOX DIMENSIONS: 1.75" W. X .50" H. X 5.38" L. BOX WEIGHT: .02 LBS.