M4*0.7 HSS Twist Spiral Combination Tapping Tap Drill Deburring Set M4*0.7

Spiralflutetapisoneofthetoolsthreadforming.



Specification:

Material:HSS(Cobaltiferous)

Size:*0.5;M4*0.7;M5*0.8;M6*1;M8*1.25

Plsleaveamessagetelluswhichsizeyouwillorder,otherwisewewillrandomdelivery.

Purpose:processingnutsorcommonthreadonotherparts;forthetappingmachine.



Feature:

Increasedheatresistance,extendingthelifeofthetap,taptomakemoreresistant,andcanattackthestainlesssteelparts.

Highhardness,highwearresistance,forstainlesssteel,ironandotherdrilling.
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