3M™ E-A-R™ Skull Screws™ Earplugs P1300, Uncorded, 480 Pair/Case Min Qty Order:1 3M SKU: 7010509233

3M SKU: 7010509233

3M SKU: 7100227156

3M SKU: 7010537031

Aluminum oxide in a series of fine grades is designed to effectively level surfaces and remove defects

3M™ E-A-R™ Skull Screws™ Earplugs P1300, Uncorded, 480 Pair/Case Min Qty Order:1 3M SKU: 70105092333M SKU: 7000127182 Lead Time: ~2 days 3M E A R Skull Screws Earplugs bring rugged style as well as noise reduction. Even though they look like threaded metal, these ear tips are made with ultra soft foam to help comfortably protect the wearer. The large foam ear tips of these push to fit earplugs are inserted into the ear canal with a simple push of the firm plastic fitting stems. *U. S. EPA specifies the NRR as the measure of hearing protector noise