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Total length: 9.1 - 40.2 inches (230 - 1020 mm); Tip sphere part: φ0.8 inches (20 mm) Heterogeneous sphere; Garlic ball department 700
Shaft: Stainless steel pipe; Grip: Rubber; Strap
Ideal for testing concrete and mortar surfaces. You can hear loud sound. Looking for concrete mortar floats