HiKOKI 860W Impact Drill 20mm is a top-end drill designed for commercial use and suitable for DIY. The variable speed function allows you to adjust the performance of the tool to match your particular task, making this ideal for general drilling tasks and light chipping. This impact driver features an aluminium housing body (AHB) - making it durable and lightweight - as well as a keyed chuck that prevents the loss of bits in the work site. This model also has full-speed reverse and variable speed triggers to help you complete any job efficiently. - Heavy-duty keyed chuck - Aluminium housing body (AHB)Full speed reverse - Variable speed trigger and dial - The carbon brush rotation system increases power and extends brush life - Stackable Case