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1.Class A is used for finishing,class B is usd for hobs with a grinding allowance of 0.30-0.4mm, 2..4 types tooth profle - details see: https://www.machineto.com/hss-straight-sided-spline-hob-cutters-10147101

HSS Straight Sided Spline Hob Cutters

1,Class A is used for finishing,class B is usd for hobs with a grinding allowance of 0.30-0.4mm

2, They are four typies tooth profile for parallel side spline hob

type 1- applied to spline shaft centered according to major dia.

type 2- applied to lugged spline shaft centered according to major dia.

type 3- applied to spline shaft centered according to major dia. and with bottom dia. grinding allowance .

type4- applied to lugged spline shaft centered according to minor dia. and with bottomdia. grinding allowance

When ordering,please offer data as follows:

1, Key amount of spline shaft;

2, Oustside dia.and tolerance of spline shaft;

3, Bottom dia.and toletance of spline shaft;

4, Key width and tolerance of spline shaft;

5, Outside dia.of lugged spline shaft if with lugs.

We can provide all kinds of gear hobs, gear shaper cutters and gear shaving cutters as your drawings and workpiece parameters.

If you have any requirement, pls contact us.

We'll try our best to satisfy you.

You're welcome every time, all the time.