Model Number: GM-TSDB-DIN345 Brand Name: GM Key Specifications/Special Features: Materials: 4241, 4341, 9341, M2 and M35Process: roll forged, milled and grindedStandards: DIN345Colors: white and blackIncluding: normal length taper shank twist drill andextra-length long twist drill bit

Process: rolled, milled and ground

Surface treatment: black, bright or customized

Point angle: 135° and split point 118°

Applications: fixed on head of machine tool, table drill andelectric hand drill

Performance: high performance HSS special drill bit with moretaper shank for high precision drilling of larger borediameter