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Ships within 48 hours · Estimated delivery Sep 6 - Sep 11
making it a dependable choice for precision bore work in a variety of applications
helping the tool maintain tolerances and deliver consistent cuts over extended use
Flute count: 3-flute design
With its proven materials and construction
003 mm ensures consistent hole size and reliable fit
Carmex Thread Mills Solid Carbide - With Through Coolant - NPTF - 1/4 - 3/8 x 18 - MT7 Boring Bar Blank making it a dependable choiceCarmex MTB Thread Mills are solid carbide tools engineered for precision internal threading with through coolant, designed for NPTF threads and MT7 machines. Built for shops that demand reliable chip evacuation, temperature control, and long tool life in tight, critical holes. Thread Size & Pitch: NPTF threads in the 1 4" to 3 8" range with 18 TPI, crafted for accurate, repeatable thread profiles in metal parts. Through Coolant Bore: coolant is
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