1-72 BH3 TIN COATED THREAD FORMING BOTTOM TAP MADE IN USA!!

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1-72 BH3 THREAD FORMING TAP
BOTTOM LEAD (2 threads tapered for blind holes)
3/8" THREAD LENGTH
1-11/16" OVERALL LENGTH
RECOMMENDED HOLE SIZE - .0595"/#53
TIN COATED
MADE IN USA
10243TN
*thread forming taps cold form rather than cut the threads. advantages include
1. no chips to dispose of
2.stronger, higher quality threads
3. increased tapping speed
4. longer tap life and reduced tap breakage. recommended for a wide variety of ductile materials.