First, our store is shipped goods, there are a large number of inventory spot, but the top wire tapping has different precision, surface treatment, so please contact with the boss before the call or call13018664101
Two, the price of different precision is the same, please rest assured to buy, there is a detailed description about the accuracy of the purchase below, or before making contact and dispensers which need precision
Three,Apex filament attackIt is used for thread cutting of all kinds of through hole materials. In general the apex wire tapping with hand tapping for straight grooves are the same, but at the front end of the cutting part with spiral grooves with special design, so as to push the rotating chip discharged from the hole bottom. This is because the tip of the wire of rotary discharge chip function, in addition to keep clean in order to reduce the resistance of groove cutting outside, and can avoid the damage caused by the wire tapping chip. Therefore, the end wire tapping can be used to cut the high precision thread faster than the ordinary hand tapping
Four, this shop express: Xinfeng (Guangdong province), pass (Guangdong province), from the select SF express, any other specified express please inform the seller, thank you!