2-effective DrillIndexable DrillDeep Hole Drill Drill Head IndexableBrazed Drill Tube Categor y Drill Tubes Applications STS (Single Tube System) DTS(Double Tube System) UMBB ST ST UB OT IT Drill tubes Tube diameter (mm) ø7.1 - ø12 ø11 - ø13 ø14 - ø274 ø12 - ø274 ø18 - ø166 ø10 - ø130 Thread type Internal single Internal doublethreadthreadInternalquadruplethreadExternal singlethread Internalquadruplethread - FNTR - - FNBM - - Solid KUSTS - - - - KUDTS - - - - MBU - - - - - UTE - - - - Solid BTU - - - - ETU - - - - Drill diameter (mm) ø8 - ø14.79 ø12.6 - ø15.59 ø15.6 - ø291.99 ø14.5 - ø293.99 ø18.4 - ø183.99 ø18.4 - ø183.99 Solid Counter - - *1 *1 *1 Trepanning - - *2 *2 - - Page J140 J140 J140 J142 J144 J144 *1. Counter : ST / UB / OT Tube - Drill diameter ø25 mm or more *2. Trepanning : ST / UB Tube - Drill diameter ø100 mm or more J116 www.tungaloy.com