Web Catalogue update October 2019

APPLICATION OVERVIEW FOR TWIST DRILL BITS 02 0501 NZ. pub. 06/15 © ZEBRA ZEBRA DIN/Type 338 N 338 N 338 340 N ANSI Short Short-Premium Short Long Short Cutting Material HSS HSS HSCo (5% Co) HSS HSS Art. No. Prefix 0624 00 ... 0624 09 ... 0626 ... 0629 ... 8443 980 ... Field of use Application Examples Sheet steel St12 - St14 Steel (gen.) St34 - St70, Profiled Steel Rods, Boiler Plates Special Steels VA2, VA4, Acid - Resistant Steels Stainless Steels VA2, VA4, Acid - Resistant Steels Heat - Resistant Steels Cast Iron Grey, Spheroidol, Malleable Cast Iron Titanium Titanium, Titanium Alloys Special Ni-Cr Alloys Nimonic Hastelloy, Inconel, Monel Plastics - Hard (Duroplastics) Bakelite, Pertinax, Resopal Plastics - Soft (Thermoplastics) PA PE, PP, PVC, Acrylic Glass, Plexiglass Non - Ferrous Metals Aluminium Copper, Brass Plasterboards Rigid Boards, Gypsum Slabs, Cement - Bound Boards Wood Hard and Soft Wood, Chipboard Polymer - Based Materials Corean, Marlan, Varicor Technical Data Feature Drilling Depth Bit Ø Approx. 5 x Approx. 5 x Approx. 4 x Approx. 5 x Approx. 5 x Point Angle Degree 130 o 118 o 130 o 118 o 135 o Point Grinding Shape Conicol Envelope with opt. Split Point, Point Thinning C Fully Ground Split Point Split Point C Cone Envelope Split Point Shaft Diameter mm 12.7 from Ø 13.0 12.7 from Ø 13.0 12.7 from Ø 13.0 Drill Bit Diameter Drill Bit Diameter Surface Steam Tempered Bright Finish Bare Vapour - Tempered Steam Tempered For Degrees of Strength N/mm 2 <1,000 <1,000 <1,200 <1,000 <1,000 Diameter mm 0.5 - 20.0 1.0 - 13.0 1.0 - 20.0 2.5 - 10.0 ½ - ½ Not suited Partly suited Well suited 16