HSS 4241 Spiral Groove Step Drill Bit 6-60mm</br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br><img src='http://ecx.images-amazon.com/images/I/41vy7VPD7pL.jpg' noproxy></br><img src='http://ecx.images-amazon.com/images/I/414rFLDFKuL.jpg' noproxy></br><img src='http://ecx.images-amazon.com/images/I/41ewvegSs-L.jpg' noproxy></br><img src='http://ecx.images-amazon.com/images/I/41oDh4w1ddL.jpg' noproxy></br><img src='http://ecx.images-amazon.com/images/I/41LLf1%2BVuVL.jpg' noproxy></br>