Unifizz 20pcs Metric 5mm Hex Key Wrench L Shaped Cr-V Steel Hexagon Wrench Repairing Tool

• 【Quality Material】This wrench is made of high-quality alloy steel material, with precise dimensions, The blackening process provides greater adhesion which make it anti-rust and wear-resistant,strong hardness and durability, and will not be deformed or broken at will.
• 【Long/Short Arm】Each of the Allan keyes feature a long arm and a short arm,which provides extended reach and enhanced leverage and torque.Enable you to gain access to screws in difficult and tight spaces.And provides you a more secure tightening mechanism.
• 【Chamfered End】Each of the hex key wrench features chamfered edges on the short arm, these chamfered tips allow the keys to Insert smoothly into the fastener head, reducing wear on the wrench and fastener head.
• 【Dual Flat End Design】The hex key flat head design has a larger force area and more torque.90° bending, forming once, bending in place will not rebound,long service life.
• 【Wide Use】The hex key wrench can easily remove and install most socket screws in cars,furniture, bicycle, appliance, scooter,instrument and equipment, variety of specifications to meet your different needs.

Feature: 1. Quenched and heat-treated Cr-V alloy steel, hardness arrived at 58-60 HRC, more robust and durable. 2. Have dual hex ends of different lengths that give you multiple options for working around obstructions. 3. 90° bending, forming once, bending in place will not rebound,long service life. 4. The hex end is chamfered to slide easily into the fastener, reducing wear on the wrench and fastener head. 5. Applied in DIY hand-making, household maintenance, and most machinery and equipment, and office quick repairs. Specification: Material : Cr-V Alloy Steel Finish : Black finish Package include: 20 Pcs Hex Key Wrench Notice: 1.This product is strictly prohibited from contact with strong acids and alkalis. 2.Do not forcibly twist objects that exceed the tolerance of the wrench specification.