Drill,drill bit,masonry drill Size: 3-10mm Drill,drill bit,masonry drillSize: 3-10mmWe have many other diffrent types of drills,please visit our website www.AMC-tools.comWe would like to hear from you. Contact person: Kenneth Gan H/P:86-13701994849TEL:86-21-64127770,64127542,64128019FAX:86-21-64127021