Elmer's X-Acto Utility Replacement Blades

Lab Computation Notebook features numbered pages from 1 to 152, eye-ease green paper and brown Pressboard covers. Each page has a headline, left margin line, right margin line and 4 x 4 quad-ruling (4 squares per inch). Notebook contains 75 sheets.

Elmer's X-Acto Utility Replacement Blades - 2.13" Length x 0.75" Thickness - Straight, Score Style - Carbon Steel - 15 / Pack - Stainless Steel