In blind hole tapping, it is often the case that the tap torque is increased and broken, and it is troublesome to take out the broken tap. Therefore, we have designed a safety tap chuck (see picture) that can be applied to lathes and drill presses. The spindle of the drill press rotates through the screw 3 to drive the drive sleeve 2. At one end of the drive sleeve 2, there are 8 uniform holes, and each of the holes is provided with a ball stud 7 which is held by the compression spring 1. Ball under normal torque
Wuxi Holly's manual Clay Target launcher is designed to provide hours of shooting entertainment. The design is easy to use and anyone can easily throw clay targets. This means that the clay target is inserted and thrown at the target to sail, which is very suitable for teaching beginners or fir trees to improve the athletes' wing shooting skills. Both left and right hands work. The durable molded plastic structure can last for many years.
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Wuxi Holly International Trading Co., Ltd , https://www.hollynbrs.com