HSS Jobber Drill, Uncoated, 7 mm

Profile ground: Jobber drill with high pitch accuracy and concentricity as well as precision ground point. Steam tempered from dia 2.4 mm. With point geometry shape C from size 4 mm Recommendation: Maximum drilling depth: L2 = LC &#8211; 1.5 x DC. Note: Size 16 &#8211; 20: Drills with shank dia 16 mm. Through-coolant: no Standard: DIN 338 Tolerance nominal dia : h8 Point angle: 118 Deg Shank: Plain shank Number of cutting edges Z: 2 recommended maximum drilling depth L2: 58.5 mm Flute length Lc: 69 mm Overall length L: 109 mm Shank dia Ds: 7 mm Feed f in steel < 750N/mm2: 0.07 mm/rev.