10pcs L5.0 High-Strength Hexagon Wrench Extension – Spring Steel for CNC Lathe Tool Assembly CNMG190608 Grade Best Use Case Hardness/Toughness

Grade Best Use Case Hardness/Toughness YBM151 High Speed / Continuous Finishing Highest Hardness YBM251 General Purpose / Medium Machining Balanced

✔ High-Grade 42CrMo Steel: Quenched and tempered to HRC 42-45 for superior impact resistance

ensuring a scratch-free surface on the workpiece

A: It indicates a Left-hand cutting direction

CCMT431 high speed

10pcs L5.0 High-Strength Hexagon Wrench Extension – Spring Steel for CNC Lathe Tool Assembly CNMG190608 Grade Best Use Case Hardness/ToughnessProduct parameters: Specification : L5. 0 Screw material : Spring steel H : 127mm L : 33. 5mm Package includes : 10 wrench Features The whole is heat treated by high temperature quenching, strong and durable The design concept of spherical head: it can move within a 25 space, which is convenient for working in narrow and inclined places The wrench has a 90 bending process, which is accurate and not easy to rebound The whole is made of stainless steel,