Concrete Mortar Penetration Strength Tester

Concrete Mortar Penetration Strength Tester
Product Model: SYJ-800B ----- SYJ-1000
Penetration force: 800±8N 1000±10N
Working stroke: 20±0.1mm
Digital measuring ruler range: 20mm±0.01mm
Stylus length: 40mm
Stylus diameter: 3.5mm