ThunderMax Step Drill Set Straight Flute 4-12,4-20,-6-30mm Metric Plastic Bx STPSET3TM

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  • Regular price $179.00
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4-12mm | 9 Steps - 4, 5, 6, 7, 8, 9, 10, 11 & 12mm
4-20mm | 9 Steps - 4, 6, 8, 10, 12, 14, 16, 18 & 20mm
6-30mm | 13 Steps - 6, 8, 10, 12, 14, 16, 18, 20, 22, 24, 26, 28 & 30mm

Cut depth: Up to 3mm
Shank: Non-slip 6mm
Suits: Non-hammer action portable power drills
Cutting speed: 400 1,500 RPM

2x Life
Drills & deburrs in one process
Self-starting split point removes the need for a pilot hole
Tempered black finish maximises lubricant hold, therefore assisting chip flow & heat dissipation
Corrosion resistant finish
2 flute design for smooth cutting