The DEWALT Connector with Holder is the complete drill drive accessory system. Suitable for drilling countersink and pilot holes in one action and screwdriving. It has a one-handed connector release with push forward collar for easy changing between drilling and screwdriving applications. Fitted with a 8mm (5/16in) shank for added durability. Ideal for use in hard and soft wood, composite board and MDF. 1 x DEWALT DT7601 8 SA Connector with Holder & Pozidriv No.2