1) 20mm SDS-plus fixing hammer 2) Variable speed Hammer drill1) 20mm SDS-plus fixing hammer2) Variable speedItem no:9101URated Input power: 500WMax capacity drill in concrete: 20mmFull load speed: 0-620 rpmNo-load speed: 0-1000 rpmImpact Frequency: 0-3900/minPackage: plastic caseQTY/CTN: 5pcs/ctn Hammer drill 9201U