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JIS D

Solid Round Dies

Specification

Front face表面

Recommended Tapping Speeds depending on Materials

Low carbon steelsMedium carbon steelsBrassBrass castingsWrought aluminumAluminum alloy castings
2低炭素鋼552中炭素鋼5525黄銅 52黄銅鋳物552アルミ圧延材552アルミ合金鋳物55
(m/min)( m/ min)(m/min)( m/ min)(m/min)( m/ min)

Product Features NewSolidRoundDies-Dareborn,withimprovedaccuracyofrun-outtolerance. TheSolidRoundDies-D,realizeconsistentthreadcuttingbyadoptingHSSmaterial. ①The side with markings Solid Round Dies-D Front face

on its bevel, is the front Markings on its bevel portion

face.This makes it easy

to determine the cutting

direction.

②The rear face becomes Above is the picture of RD-DA（refer to ⑩-53） thebaseforcutting.The Solid Round Dies-D Rear face

（Basis for cutting） Adjustable Dies Solid Round Dies-D

rear face has a recess so that the die can fit tightly in the die holder wheninstalling.

Stablebasisface ※ Solid Round Dies-D cannot be used Shallow counterbore from Rear face.

③Dissolidtypeanddoesnotneedtheadjustingscrew.Adjustable DiesSolid Round Dies-D
Compared with adjustable type, accuracy of D's
outsidediameterhasbeengreatlyimproved.
④D has succeeded in solving difficult problems related to adjustable dies
andachievedthehighprecisioncuttingofexternalthreads.

Cutting condition Adjustable Dies Solid Round Dies-D

Diesize［DⅡM６×１（20）］ Tears and stripes on thread flanks

Work materialFree cutting steel
Cutting speed２． ６m/min
FeedFree
MachineEngine lathe
Cutting FluidNon-water soluble cutting oil

※ External threads cut by Solid Round Dies-D JIS have less tears and stripes on thread flank face.