Drilling holes in confined areas poses no problems when using a stubby drill bit. These durable drill bits are precision ground from one piece of M2 high speed steel; there is no weak spot where two pieces are welded or crimped together. 135° tip bits are ideal for drilling into metal, plastic, or other materials. Key Specs Includes (qty.) 5 Diameter (in.) 3/32, 1/8, 3/16, 1/4, 5/16 Case Included Bit holder