Features: Precision ratchet: precise design, simple operation, convenient to use in small rooms. High-quality chrome vanadium steel: it is made of high-quality chrome vanadium steel, chrome-plated on the surface, high hardness, high torque and good strength. The ratchet head can be rotated 180 degrees: it is convenient to use the flipping key to achieve forward rotation at different spatial angles, realize the use of positive and negative flipping, easy to use and operate. Replaceable head: press the button and you can change the specification the key you need, easy to operate and easy to install, convenient and beautiful. Specification: Product name: Portable Fire-Color: Silver-material: from chrome-vanadium stainless steel. Packaging moderation: 245x175x30mm/9.64x6.88x1 56.5 /58/68/73mm Ratchet head diameter: 9/10/11/12/13/14/17/19mm Net weight: 671g / 1.48kg Package includes: 1 x handle wrench 8 x ratchet head Note: 1. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness.2. Please allow slight manual measurement deviation for the data.