The Great Wall Double Open-End Wrench Industrial Grade Quick Wrench 10x12mm 314114

Forged from high-quality chrome vanadium steel

Special heat treatment for enhanced strength and durability

Mirror polished surface with chrome plating for rust resistance

Thickened wrench body with waterproof surface treatment

Integrated heat treatment process for strong torque and labor-saving use

The Great Wall logo and model number electroplated on wrench surface for easy identification

Surface polishing process ensures smooth finish and corrosion resistance

Ergonomic design for comfortable use

Torque tested with professional instruments, maximum torque up to 777 Nm

Hardness tested up to 46 HRC, exceeding national standards by 1.5 times

Passed fogging anti-rust test

| Model No. | Size (mm) | Total Length (mm) | Head Thickness 1 (mm) | Handle Thickness (mm) | Head Thickness 2 (mm) | Head Width 1 (mm) | Handle Width (mm) | Head Width 2 (mm) | Packing Qty (pcs) |

|-----------|------------|-------------------|-----------------------|----------------------|-----------------------|-------------------|-------------------|-------------------|-------------------|

| 314106 | 5.5x7 | 124.6 | 5 | 5 | 12.3 | 7.4 | 14.5 | - | 40/400 |

| 314107 | 6x7 | 124.3 | 5.2 | 3.2 | 5.2 | 12 | - | 14 | 40/400 |

| 314111 | 8x10 | 144.5 | 5.5 | 3.5 | 5.6 | 17.2 | 9.5 | 21.1 | 40/400 |

| 314112 | 9x11 | 161.1 | 5.9 | 3.8 | 5.7 | 20.9 | 10.8 | 24.4 | 40/400 |

| 314114 | 10x12 | 146.5 | 6.1 | - | 20.5 | 10.8 | 24.4 | - | 30/300 |

| 314116 | 11x13 | 178.1 | 6.5 | - | 6.2 | 24.3 | 12 | 62 | 30/300 |

| 314118 | 12x14 | 178.1 | 5.2 | 3.2 | 5.2 | 12 | 7.5 | 14 | 20/200 |

| 314120 | 13x15 | 178 | - | - | - | - | - | - | 20/200 |

| 314121 | 13x16 | 185 | - | - | - | - | - | - | 20/200 |

| 314124 | 14x17 | 185 | - | - | - | - | - | - | 20/200 |

| 314126 | 16x18 | - | - | - | - | - | - | - | 10/100 |

| 314127 | 17x19 | 205 | - | - | - | - | - | - | 10/100 |

High-quality carbon steel forging

Precision mirror polishing and chrome plating

Complies with GB/T-4393 standards

Comfortable grip and durable construction

Suitable for various industrial and mechanical applications

Ideal for industrial-grade full-scenario tool needs

Suitable for professional and general maintenance use