TinyMiniTurn – Gear Part – SH725


Process security – the optimal combination of TinyMini-Turn with SH725 grade excelled in wear and chipping resistance and new sleeve with 4 frontal coolant holes providing improved part precision and reduced scraps. The customer was happy with productivity boost and gained process security.

Industry Miniature
Component Gear parts
Material ISO code N - Non-ferrous metalN - Non-ferrous metal
Work material C5441 (free-cutting phosphor bronze)
Machine(spindle type) Swiss Lathe
Tool family Turning
Tool category Internal turning
Product name TinyMini-Turn
TSR No. 1538T
Gear parts


Tungaloy Competitor
Sleeve JBBS19-7-L100C-4N Sleeve
Insert TBTR07140015-D050 Solid carbide boring bar
Grade SH725 PVD (P15)

Cutting conditions

Tungaloy Competitor
Cutting speed V/c (mm/min) 66 66
Feed f (mm/rev) 0.02 0.02
Depth of cut ap (mm) 0.3 0.3
Coolant Internal Internal


Tool life