A system of grades, geometries, and application guidelines to provide optimal solutions for your metalcutting needs. It’s easy to determine which WIDIA™ chip-control cutting tool will work best in your specifi c workpiece materials and applications!

W P 15 C T

Brand Primary Application Insert Material Application

Workpiece Range*

Material

05= fi ne fi nishing}H= Uncoated CarbideT= Turning
10= fi nishingC= Carbide + CVDM= Milling
15=P= Carbide + PVDH= Holemaking

medium to

20 = T = Cermet D = Solid Drills

}roughing

25=Y=CeramicsE= Solid End Mills
30=D=DiamondG= Taps

roughing

35=}B=PcBNR= Reamer
40=S=HSSV= Thread Mills

heaviest

P Steel 45 = E = HSS-E

roughing

M Stainless Steel 50 = M = HSS-E-PM

K Cast Iron

NNon-Ferrous* Samples shown are based
SHigh-Temp Alloyson turning and will differ

within applications H Hardened Materials U Universal Machining