Dongguan Kenatal Industrial Investment Co.Ltd was established in 2002. The company comprises two departments.( a enterprise which in steel sales, manufacture, vacuum heat treatment in one of the specialized company both in domestic and international .) �In the end of 2007 , the company began to be a agency of US and Japan to sell the special steel of driver set , round bar and die steel. The material of driver set keep in line with Taiwan, America and Japan�s .S seven sup is the amended edition of S7, with the better resistance and durability. Our company is engaged in metallurgical analysis and alloy composition.testing. �In 2010, our company developed a manufacture career department of driver set, we have different kinds of driver set like: coil nailer driver set , brad nailer driver set , fine stapler drive set (cn50/cn70/cn80/90/100/130�) You can send the sample drawing, we can make for you , The driver set export to America, Korea , Taiwan and other country industrial market.. The product has applied shock-resistance tool steels and SCHMETZ vacuum heat treatment technic which are respectively imported from United States and Germany. ��the one who has applied America shock- resistant tool steels of S7 . ��the one who has been applied Germany SCHMETZ Vacuum heat treatment technic. ��the one who has been maturely utilized cooling technology in the driver set scope . ��The concentricity of product up to 0.05-0.1mm . ��Our quality standard : two million times lifespan . website:***** E-mail:***** msn:*****