
Shenzhen Kingroot Industry Co., Ltd. was found in Shenzhen since 1995 as an integrated production-oriented enterprise and specializing manufacturer of precision plastic moulds, IMD-In mold decorating products, plastic products, electronic products and have the latest patented friendly wrench. Our mission is going to provide excellent service to satisfy our esteemed customer.Friendly wrench, patent NO.: ZL200620139803.6. is compact and refined appearance, using an extremely convenient, not only for quickly rotating nut but also suitable for US, metric and british system, raises the working efficiency. Invention of friendly wrench as a breakthrough and focus of hardware tools industry. [
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