
Conversion adapter Adapter for external thread - internal thread conversion An adapter to connect with a smaller tube diameter is also available upon request. ød1 Drill head Drill tube ød2 Adapter Drill tube ød1 : Outer diameter of the tube that is applicable for the drill head ADPT- / ød2 : Outer diameter of the tube that is connected with the adapter SS Single-start thread SS Single-start thread TS 2-start thread TS 2-start thread Designation example FS 4-start thread FS 4-start thread For the conversion from ST11 to UB47 ADPT-F47FS / F47SS ød1 ød2 ST11 UB47 F Internal thread F Internal thread M External thread M External thread Tungaloy 19