Double Flute HSS 4341 Step Drill Bit 4-30mm

• High-speed HSS 4341 double straight flute step drill. • Double straight flutes for efficient swarf clearance. • Allows clog-free precision drilling of fourteen different size holes between 4-30mm with just one bit. • Hole Sizes: 4-30mm in 2mm increments. • Supplied in plastic storage case.