TinyMini-Turn – Machine part – SH725


TinyMini-Turn with SH725 grade boring bar, held in the bar sleeve with four peripheral coolant outlets, increased wear and chipping resistance. As a result, seven times tool life increase was achieved.

Industry Miniature
Component Machine Parts
Material ISO code P - SteelP - Steel
Work material SUM24L
Machine(spindle type) Swiss Lathe
Tool family Turning
Tool category Internal turning
Product name TinyMini-Turn
TSR No. 1880T
Machine Parts


Tungaloy Competitor
Holder JBBS20-7-L100C-4N Competitor sleeve
Insert JBTR07090015-D050 Competitor solid bar
Grade SH725 PVD (P25)

Tool life

Tungaloy Competitor
Tool life (pcs/edge) 29000 4000

Cutting conditions

Tungaloy Competitor
Cutting speed V/c (mm/min) 40 40
Feed f (mm/rev) 0.03 0.03
Depth of cut ap (mm) 0.1 0.1
Coolant Internal External


Tool life7 times