Twist drill set DIN 338 TL

Very stable multi-range drill with outstanding thermal resistance, reinforced drill core and a parabolic chip groove for optimized chip removal. Ideal for drilling into materials with medium and long chip lengths. Due to its thick core and special chip groove with a rounded rear edge, this drill is ideally suited for heavy-duty applications. It covers a wide range for types N, H and W.The titanium nitride coating is a universally usable standard coating. It has a 300-400 % longer service life than non-coated materials. Cooling is recommended.