Lobster UM30 Hybrid Wrench

• Total Length: 7.9 inches (200 mm)
• Maximum Mouth Opening: 1.2 inches (30 mm)
• Weight: 6.1 oz (170 g)
• made in Japan 
• from 8-30mm opening 

 You can easily do tasks that have been difficult with monkey wrenches, such as working in narrow places or using thin bolt nuts. It is strong enough to clear the JIS strength, yet has been successfully achieved with its own bold form and significantly lighter weight. Wide mouth opening for tightening bolts nuts one size up.