Parallelism:30_in/per inch.
Squareness: 50_in/per inch.
Made of alloy steel
Hardness HRC56-58
3M 87500, High Intensity Grade Prismatic Reflective Sheeting 3930DS, White, Digital Printing, 48 in x 50 yd, 7100088231
3M 41554, Hi-Strength 90 Cylinder Spray Adhesive, Clear, Large Cylinder (Net Wt 28.8 lb), 7000028603
3M 65491, Pro Grade Precision Ultra Durable Universal Hole Sanding Disc DUH5220TRI-10I, 5 inch UH, 220, 7100202878, 10 per pack
3M 87500, High Intensity Grade Prismatic Reflective Sheeting 3930DS, White, Digital Printing, 48 in x 50 yd, 7100088231
3M 41554, Hi-Strength 90 Cylinder Spray Adhesive, Clear, Large Cylinder (Net Wt 28.8 lb), 7000028603
3M 65491, Pro Grade Precision Ultra Durable Universal Hole Sanding Disc DUH5220TRI-10I, 5 inch UH, 220, 7100202878, 10 per pack
Parallelism:30_in/per inch.
Squareness: 50_in/per inch.
Made of alloy steel
Hardness HRC56-58
