HARDMATIC HH-411 SERIES 810 — Rebound Type Portable Hardness Tester Impact hammer with integrated detector and carbide-ball tip (D type: conforming to ASTM A 956) Vickers hardness: 43 to 950 HV Brinell hardness: 20 to 894 HB Rockwell hardness (C scale): 19.3 to 68.2 HRC Rockwell hardness (B scale) : 13.5 to 101.7 HRB Shore hardness: 13.2 to 99.3 HS Tensile strength: 499 to 1996 MPa