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| Type | 9pcs Extra Long Arm Ball Point Hex Key Set-Metric | Model | 105221K3 |
| Params | hardness HRC :52-55 torque 1.5:0.82N , 2.0 1.90N ,2.5 3.80N , 3.0 6.60N ,4.0 16.00N , 5.0 30.00N , 6.0 52.00N , 7.0 80.00N , 8.0 120.00N , 10.0 220.00N | Material | CR-V 6150 |
| Applicable Industry | household,Manufacturing | ||
High grade alloy steel, heat-treated and tempered for added strength and durability. Rust and corrosion resistant surface. Keys with size marking for easy of identification. Ball-end works on angles up to 25°.

YJ-105221K3
