Nine9 | KL-TECH s.r.o. | www.klte.cz Nine9 | Page 25

KL-TECH s.r.o | www.klte.cz 145° + 90° WSP Spotting New Geometry of Spotting Tool Ø5/8 Ø16 Ø5/8” Ø10 Ø3/8” • Utilizes standard NC Spot Drill holders. • Holders and inserts are interchangeable. • Applications: Spotting, grooving and chamfering. Ø20 Ø3/4” Ø3/4 L Code Parts No. Ød 603001 00-99616-10 10 613001 00-99616-10-3/8 604004 00-99616-14 614002 00-99616-14-5/8 606001 00-99616-22 L Insert Type 89.08±0.29 N9MT0802 97.55±0.55 N9MT11T3 00-99616-22-3/4 M4~M6 3/8” M8~M10 16 5/8” 1/4~3/8 UNC 20 96.24±0.64 616001 Thread Size N9MT1704 M12~M16 3/4" Example >> • The recommended chamfering is 5% of the nominal diameter of the thread, for example 6.3 mm for M6 thread. • If you need larger chamfer, it can be calculated the required depth of spotting. (see page 34) Screw Key NS-30055 2.0Nm NK-T8 NS-35080 2.5Nm NK-T15 NS-50125 5.5Nm NK-T20 Drilled hole for M6 M6+5% Chamfering M6+1mm Chamfering M6 M6 Comparison >> Carbide Step Drill • Tool cost is high • Shorter tool life • Can't drill directly from solid on round parts. Bad position accuracy. Spotting + Drill • Longer drilling time • Guided at the weakest corner of drill • Shorter tool life WSP Spotting + Drill • Shorter drilling time • Guided at the strongest corner of drill • Longer tool life • Also for chamfering or grooving application 90° Drilling depth Drilling depth 145° Nine9 Cutting Tool & Tool Holders 23 Holder >>