... good quality & resonable priceWe produce all kinds of HSS twist drill bits, the details include:1) Standard: DIN338, DIN1897, ... M2 (6542), M35,3) Manufactory process: roll forged, edge ground, fully ground, milled4) Point angle: 118 degree, 135 degree split point5 ... more than 10 years experience do saw blade and drill bit.We are the king of this aera, we ... must be a wonderful experience. HSS TWIST DRILL