High Speed Steel Multi-Step Drill 6-30.5mm~ Centres, drills and deburs sheet metals in one operation~ HSS, precision ground for accurate drilling~ Dual flute construction for faster drilling & longer life~ Three flats on drive shaft for secure drive in drill chucks~ Cuts hole sizes: 6, 9, 12.5, 15.2, 18.6, 20.4, 22.5, 25.5, 28.3 & 30.5mm (PG7, PG9, PG11, PG13, PG16, M25, PG21),Technical Specification:CE Certified: NoConflict Materials Content : NoREACH Content Status SVHC Free or Contains SVHC: SVHC freeRoSH Regs Within Scope: NoBatteries Included: NoBattery Powered: NoCharger Included: NoMains Powered: NoDimensions: Length: 31mm x Height: 95mmWeight: 0.146KgWarranty: 12 months. C.K products are guaranteed for 1year against imperfect materials or workmanship. Damage caused through normal wear and tear or resulting from inappropriate use, is not covered.