Description
Pro-tech 8 Pcs Extra Long Arm Ball Point Hex Key Set are made of Premium chrome vanadium steel with a greater density at the points of the highest pressure, and such dimensioning and manufacture only increase their extreme power and durability.
- Standard : DIN911
- Hardness : HRC 48-53
- Material : Chrome Vanadium Steel
- Surface : Chrome Plated.
- Satin Finish To Blades Ensures Long Term Corrosion Resistance
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