H-3621 Caliper, Mortar Diameter Check
฿1.00
Supports the following standards: ASTM C109, ASTM C185, ASTM C230,
ASTM C452, ASTM C87, AASHTO M152, AASHTO T71, AASHTO T137
Rugged caliper used to measure mortar flow diameter and indicate the + percentage of flow.