Spanner Wrench for Pull Stud or Retention Knob

Types for pull studs wrench MAS BT30 MAS BT40 MAS BT50 DIN40 DIN50 JIS BT40 MAZAK-BT40 MAZAK-BT50 ASME CAT40 ASMECAT50 BT-CAT40(Spanners fits Hass CAT40 Pull studs) XPMO40MG Pull Stud Spanner Advantages 1.The Pull Stud Spanner won?t damage the pull studs. Avoid skidding and accidents. 2. High quality medium carbon steel is adopted as materials of spanner head. The surface hardness of spanner is higher than pull studs reaching HRC58-62 to be durable. 3. Blackening the surface of the spanner and installing the rubber handle after chroming gives it a delicate appearance and a comfortable feel. 4. Each batch of products would be sampled for toque testing to ensure the safety.