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4-40 H2 REDUCED NECK SPIRAL FLUTE BOTTOM TAP
.236" THREAD LENGTH
.327" NECK LENGTH
1-7/8" OVERALL LENGTH
OXIDE/NITRIDE SURFACE TREAMENT: steam oxide over nitride increases wear resistance, reduces friction, acts as a lubricant and improves chip flow.
REDUCE NECK DESIGN AND SHORTER THREAD LENGTH: for increased coolant flow to the cutting edge and reduced contact between tap and work.
3 FLUTES
MADE IN USA
34750
