Norton 66623399137 – 4 1/2″ X 5/8″-11, BlueFire 40 Grit Type 27 Flat Flap Disc, 10 per box

Blend and smooth your metalwork projects at up to a 15 degree angle by using the Blue Fire R884P coarse grit arbor thread plastic flat flap disc. The high-performance zirconia alumina plus abrasive gives the disc up to 30 percent longer life than comparable discs, and the plastic backing offers a conformity to surfaces due to its flexibility and trimmabililty. The disc is a quality choice for blending and deburring 400 and 300 stainless steels, soft carbon steels, titanium, bronze, brass, aluminum, and super alloys.

• Type 27 flat flap disc with high-performance zirconia alumina plus abrasive provides excellent cut and up to 30% longer life than competitive zirconia alumina products
• Flat polyester/cotton flaps are designed to be used at a 0 to 15 degree angle on flat surfaces for blending and smooth finishing
• Quick trim flexible plastic backing plate offers some additional conformability and sets the industry standard for trimmability
• Excellent choice for coarse grit blending, deburring, and stock removal
• Coarse 40 grit for stock removal, beveling and edge chamfering