Degree of hardness. Shore and Rockwell being two scales used to measure and compare hardness.
Degree of hardness. Shore and Rockwell being two scales used to measure and compare hardness.
315 Madison Avenue, NYC 10017
Open Monday - Friday: 9:30am-5:30pm
*No Walk-In Appointments*
629 Grove Street, Jersey City, NJ 07310
Open Monday - Friday: 9:30AM - 4:00PM
*No Walk-In Appointments*