DORMER Taper Length Drill Bits

A940 and A941 heavy-duty taper length drill bits designed to reduce thrust requirements in old-style wood screws. Feature spiral flutes in the size range 29 - 166 mm

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StyleModelDrill Bit SizeDecimal EquivalentFlute LengthOverall LengthSizeMaterialFinishDrill Bit Point AnglePrice
AA9403/643/64"0.046929 mm57 mm0.047"High Speed SteelBright130°€28.45
AA9405.05 mm0.196987 mm132 mm-High Speed SteelBright130°€19.61
AA9409.79.7 mm0.3819121 mm184 mm-High Speed SteelBright130°€80.46
AA94010.010 mm0.3937121 mm184 mm-High Speed SteelBright130°-
RFQ
AA94010.510.5 mm0.4134121 mm184 mm-High Speed SteelBright130°-
RFQ
AA94027/6427/64"0.4219117 mm184 mm0.422"High Speed SteelBright130°€117.95
StyleModelDecimal EquivalentFlute LengthOverall LengthDrill Bit SizeSizeMaterialFinishDrill Bit Point AnglePrice
AA94111/640.171986 mm146 mm11/64"0.172"High Speed SteelAlCrN130°€46.20
AA9413/160.187586 mm146 mm3/16"0.188"High Speed SteelAlCrN130°€50.38
AA9411/21/2"121 mm197 mm-1/2"High Speed SteelAlCrN-€209.35
AA9411/41/4"95 mm156 mm1/4"1/4"High Speed SteelAlCrN130°€64.84