5000-0010 Silver and Demming Drill Set, 9/16 – 1, 8 Piece

Durable HSS design provides reliable performance for general-purpose drilling applications. Wide material compatibility – use these drills on aluminum, mild steel, cast iron, and brass. 6″ overall length. They feature a 118 degree drill point with a 1/2″ straight shank. Black oxide coated for a long tool life. These drills are used for metal fabrication, woodworking, plumbing, construction, maintenance and general metalworking. Supplied with case.

12-PCS Masonry Drill Bit Set & Concrete Drill Bit Set, 1/8 to 1/2 inch Professio

Masonry Drill Bits Set by DYRECELVE. CONCRETE DRILL BIT SET: This masonry drill bit set for concrete drilling, with drill bits being made of high-strength steel for built to last. 7SIZES MASONRY DRILL BIT SET:With 1/8″, 5/32″, 3/16″( 2), 1/4″( 4), 5/16″( 2), 3/8″ and 1/2″ 7sizes, this set of drill bits is suitable for various drilling tasks, from small to large.