HSS 4341 Step Drill Bit 4-30mm Double Flute

• 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.