The third generation of Punching Punch enhanced version is the third generation of the upgraded version of the industry's only one with a double spring and needle needle iron punch, double spring and needle needle iron needle back needle , Greatly improve the efficiency of drilling, a set of words 10 minutes to play a hole, punching clamp with 20 cm long handle, punch and effort to facilitate (effort, girls can punch Oh), and perforated aperture 2.5mm, 3.2mm, 3.5mm, 4.2mm four holes (all sizes of self-tapping screws can be used), red with a blunt can then gently polished with a corner mill to continue to use, Grinding too short, grinding to a certain extent is no longer available, the use of what is not clear at any time contact customer service, customer service will do their best to answer it! Punching clamp is used for luminous characters on the side of the hole, playing the floor of the PVC hole, no longer have to drill to drill, punching pliers have to pull the needle to ensure that the needle can pull down, we have a double spring, Flexible, if the customer needs to be with our customer service advice, each customer can be more with a set of spring pliers! Note: punching punch punch punch for high-speed steel made, very durable, with a blunt after the angle grinding machine can be polished again, grinding sharp in the red needle, so do not often change the red needle , Punching punch punch punch with 2.5mm, 3.2mm, 3.5mm, 4.2mm four commonly used specifications, if there are other specifications or other shapes of the factory can be customized. Punching is the grinding is a slope, all the time when there are some thick side of the sidebelt will not be punctured, just hit the words will be stuck in the inside, the customer will be mistaken for pliers problems, thick Sideband is there will be two under the ring, if the pliers have any questions please consult our customer service, customer service will solve problems for you!