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

BrandPrimaryApplicationInsert MaterialApplication
WorkpieceRange*
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= CermetD= Solid Drills
}roughing
25=Y=CeramicsE= Solid End Mills
30=D=DiamondG= Taps
roughing
35=}B=PcBNR= Reamer
40=S=HSSV= Thread Mills
heaviest
PSteel45=E=HSS-E
roughing
MStainless Steel50=M=HSS-E-PM
KCast Iron
NNon-Ferrous* Samples shown are based
SHigh-Temp Alloyson turning and will differ

within applications H Hardened Materials U Universal Machining