Phase II PHT975-20C Shore D Durometer Test Block Kit, Lab Certified

Consists of 3 color coded Shore test blocks that range from Shore HD30's to HD90's.

Features:

• Designed for periodic verification of durometer calibration accuracy.
• For use with all Shore D durometers
• Shore Test Blocks are not Traceable to NIST or any other standard organization.
• Shore Durometer results should be within +/-3 Durometer Points of stated Shore test block value
• Lab certified. Includes 1 certificate for each block.