... direction:360 3.can measure the hardnessof all materials. Digital ultrasonic leeb hardness testerTechnical Specifications:Error and repeatability of ... -976)HV,(30-100)HS,(59-85)HRA,(13-100)HRB Measuring direction:360°Hardness Scale:HL,HB,HRB,HRC, ... in large range and multi-measuring areas for large-scale work pieceConfiguration: No.ItemQtyRemarksStandard Configuration1Main body1 2D type impact ...