Material: This product is forged of bearing steel, high hardness, strong and durable. The stand head adopts diamond-shaped design, non-slip and beautiful appearance. The handles are made of excellent stainless steel materials, chrome plating and polishing on the surface, comfortable grip, excellent quality, the structure is simple, convenient loading. Function: T-handle ratchet wrenches, box of Three-position gears for fast and efficient ratchet action, sliding handle with spring-loaded tension valve, and can be extended full length in either direction for more leverage. Convenience: One tool s Fits more taps, easy to use even in narrow space, a pocket type of threading machine. It is one of the essential tools in your toolbox. Use for general wood, soft metal, aluminum, acrylic plate, PCB, etc. Use for processing and drilling (twist drills can even be used for electric drill and harder soft metal). Easy to use: Three position gearbox for fast and efficient ratchet action Designed for be used with taps and can also be used on the left tap; Easy switching from left-handed to right-handed operation, or locked for ratchet-less use. Usage: Designed for use with taps and can also be used on left tap, reamers, screw extractors and other tools. square rod, ideal for mechanics, engineers, electricians, etc. Specifications: Condition: 100% Brand New Item Type: Adjustable Wrench Set Material: Bearing Steel Tap Model: M3 * 0.5mm, M4 * 0.7mm, M5 * 0.8mm, M6 * 1.0mm Twist Drill Diameter: 2.5mm / 0.09 inch, 3.3mm / 0.13 inch, 4.2mm / 0.17 inch, 5.2mm / 0.2 inch Range of wrenches: M3 M6 Package weight: 126 g Package includes: 1 x adjustable wrench 4 x taps 4 x twist drills Note: 1. Please allow 1-3mm error due to manual measurement. Thank you for your understanding.