The drill driver has a max drilling capacity for regular materials such as wood of 20mm and of steel, 6mm. Naerok 13Pc Cordless Drill Driver 18V/20V-Max Lithium-Ion Cordless Drill, Electric Screwdriver, Accessory Kit, LED Work Light, Quick Change Battery & Charger Included Naerok 13Pc Cordless Drill Driver 20V-Max Li-Ion Battery Cordless Drill Driver 20V-Max Li-Ion Battery 1 Hour Fast Charge Drill Driver, Electric Screwdriver, Accessory Kit, LED Work Light & Charger Included The Naerok 20V Lithium-Ion Cordless Drill Set is supplied with a powerful Li-ion battery which results in having no memory effect, no self-discharge and always ready for use.
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