Designed to perform quick and accurate core drilling into brick and masonry up to 152mm, along with a two-speed gearbox with mechanical clutch for added user protection. DeWalt’s core drill comes with a 1300w motor, a 2-speed gearbox and is capable of 127mm cuts in masonry. The DeWalt D21570K-GB Silver Bullet diamond core drill combines high performance with user friendly design. I was very happy with the performance of this drill, cut 127mm cores in to both brick and block work with no problems. In the unlikely event that your Dewalt tool develops a fault which is due to defective workmanship or materials, you should contact Dewalt on 01753 511234 option 1.

Excellent performer very powerful cut a 117mm hole through a double skin wall for a vent pipe in no time.The DeWalt D21570K diamond core hammer drill has a new top of the range motor which provides improved performance in applications with dry core bits up to 127mm in bricks or soft masonry. The following are trademarks for one or more DEWALT power tools, accessories, anchors and concrete adhesives: The yellow and black color scheme; the “D”-shaped air intake grill; the array of pyramids on the handgrip; the kit box configuration; and the array of lozenge-shaped humps on the surface of the tool. This range also includes a 1705W dry diamond drill, which can be used for electrical, plumbing or HVAC applications.

In my experience, never use any of these type of drills in the high speed selection mode when drilling into thick masonry with a diamond cutter or masonry drill bit, even an SDS bit. You can change your choices at any time by visiting Cookie preferences, as described in the Cookie notice. An innovative mode selection collar allows for more intuitive control and provides you with optimal performance. The electronics provide e-clutch, power-up and overload protection and the two speed gearbox for increased versatility when drilling in wood, metal and concrete with standard drill bits. brought one of these for the company but never got to use it and it didn't last much longer than a year, but ive put that down to the user and due to the value of it ive brought myself one so i wasn't completely put off.DeWalt D21570 two speed dry diamond drill is a reliable powerful core drill made to cut holes up to 127mm. One downside is it vibrates quite badly with a long extension on the bit, but the clutch works well and compared to the Makita one I have been using it is a much better machine. There are several actions that could trigger this block including submitting a certain word or phrase, a SQL command or malformed data. I am a dewalt man and after having my last dry core diamond drill stolen which wasn't a dewalt i brought this one.