25支套高速钢麻花钻铁盒/25PCS TWIST DRILL SET WITH WINDOWS METAL BOX H2501-1 BLACK FINISHED H2501-2 EDGE GROUND H2501-3 EDGE GROUND TIN COATED H2501-4 FULLY GROUND BRIGHT H2501-5 FULLY GROUND BLACK FINISHED H2501-6 FULLY GROUND TIN COATED SIZE（MM）：(1.0-13.0)X0.5