Adjustable & Wide Jaw Capacity: Using the adjustment knob, you can easily adjust the jaw opening as your needs. And our pipe wrench also designed with the clear scales (Including 13 mm, 19 mm, 26 mm, 32 mm, 39 mm and 51 mm), more convenient when using. Up to 51 mm jaw opening capacity make this pumbing wrench suitable for nearly all types of pipe work Integrated Design: Unlike other straight pipe wrenches, our pipe wrench is designed with the integrated heel jaw and handle, which provide superior strength and toughness, therefore prevent from deformation or breakage. And the serrated jaw can tightly grip the pipe, prevent from slipping Wear-resistant: After forging and heat treatment, our pipe wrench becomes more wear-resistant and sturdy. And the blacken treatment on the hook jaw make it rust-proof which can prolong the service life. It is the ideal choice for pipe-related repair and maintenance Easy to Use: The smooth rotation of the adjustment knob allows you to easily and quickly adjust the width of the jaw opening and improve work efficiency. Also can be disassembled and installed freely. Meanwhile the surface of the adjustment knob featuresd with knurled design, which is anti-slip Ergonomic Handle: The pipe wrench handle with optimal width provides excellent weight distribution. Compared to traditional wrenches, the WORKPRO pipe wrench is easier to use and offers better bite. Easier to tighten / loosen pipes or remove stubborn bolts, Manufacturer: Hangzhou Great Star Industrial Co.,LTD