Boron Steel Spot Weld Drill Bit for UHSS, AHSS and Boron Steels DENDF1690

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Boron Steel Spot Weld Drill Bit for UHSS, AHSS and Boron SteelsFeatures and Benefits: This drill bit was created to specifically cut spot welds from Boron Steel Made of Tungsten Ca rbide this 8.0mm, special multi-layered coated, 3 fluted drill bit is the only bit that is tough enough to drill through and survive Ultra High Strength Steel, aka Boron Steel The three cutting edges help spread cutting forces over a greater area, thus helping prevent premature breakage Multi layer coating makes lubrication unnecessary Bit may be used with our original red ringed 1800 rpm drill or better yet with our blue ringed 1000 rpm drill Show more