Swiss Tech Jobber drill heavy duty DIN 338 Cobalt HSS TiN 3,40MM

HSS-Co Straight Shank Heavy Duty TiN Coated Drills. Heavy-duty drill used to drill steels with a tensile strength up to 1,400 N/mm2. Stainless steels, heat and acid resistant steels and phosphor bronze. TiN coating provides longer tool life. Point angle: 135°. Helix angle: normal. Web thickness: strengthened. Relief angle: normal. Tolerance of diameter: h8. Manufactured to DIN 338 RN.