The dewalt d25134k sds 3 mode hammer is ideal for drilling anchor and fixing holes into concrete and masonry from 4 to 26mm in diameter it has a rotation stop mode for light chiselling applications in brick soft masonry and occasionally concrete its impact stop mode is suitable for drilling in wood steel ceramic and screwdriving applications the large hammer mechanism delivers high performance with low stress to the critical components resulting in better durability the d25134k hammer comes with