Snappy Tools Deluxe Countersink Set in Belt Clip Pouch #48010 Drill the pilot hole and countersink or counterbore for screws in one easy step! The 82 countersink matches the angle on the head of most screws. Precision machined in the USA with tight tolerances. Made of thru-hardened alloy steel providing long cutting life. 1/4" hex power bit shank to fit in impacts and quick change chucks. Easily adjust or replace drill bit by loosening the hardened set screw that ensures a secure hold on the pilot drill. Take advantage of the Snappy quick change chuck that is included with this set for a quick and easy change from drilling to driving. Utilize the Snappy Premium Roatating Depth Stop for precise depth control (Part # 43032) (Sold Seperately) Features Drive Shank:1/4 Inch Hex Power Bit Shank (4) Gold Screw Countersinks: 5/64 Inchx3/8 Inch, 3/32 Inchx3/8 Inch, 7/64 Inchx3/8 Inch, 1/8 Inchx3/8 Inch (1) 3/8 Inch Tapered Plug Cutter -(1)Countersink Stop Collar (2) 2? Industrial Driver Bits: #2 PH #2 SQ -(2)Hex Keys: 3/32? 1/8? (1) CanvasBelt Clip Pouch USA SHIPPING estimates delivery times and we work to get your item to you as quickly as possible and within those times, but please know it may take slightly longer than the estimate.