HSS-E Jobber Drill with Stepped Tip for Plastic, Wood and Acrylic - 4 mm

HSS-E Jobber Drill with Stepped Tip for Plastic, Wood and Acrylic - 4 mm. Version: Chamfers are nitrided. Particularly sturdy and robust due to the strengthened core diameter. Ground flutes- with high concentricity. Precision ground point. Three drive flats on the shank for use in a 3-jaw chuck. - Ideal for producing precise holes in sheet metal- pipes- and profiles. - Reliable spot drilling without centering or center punching - even on curved surfaces - thanks to innovative ground point. - Oblique drilling possible without any problems after the first level of the drill tip has penetrated the material. - Drilling with significantly less force required than with conventional DIN338 HSS drills - up to a diameter of 13 mm directly in the cordless drill/driver. - Stable and secure form fit in the 3-jaw chuck. - General use across a wide spectrum of materials including plastic- wood and acrylic without tearing or splintering. - The drill does not rattle or dig in - even in the case of thin-walled materials. - Burr-free drill exit. - Ideal for drilling out bolts and rivets. With special cutter geometry also for use in stainless steels. Recommendation: Maximum drilling depth: L2 = LC - 1.5 x DC. Through-coolant: no Standard: DIN 338 Tolerance nominal Dia: h8 Point angle: 118 degrees Shank: Three drive flats shank Number of cutting edges Z: 2 recommended maximum drilling depth L2: 37 mm Flute length Lc: 43 mm Overall length L: 75 mm Shank Dia Ds: 4 mm Feed f in steel < 750N/mm2: 0.08 mm/rev.