ITEM NAME:3pc Set Drill Bit Countersink Titanium Coated Hex Cutter HSS Hexagon Shaft V4U5 3pc Set Drill Bit Countersink Titanium Coated Hex Cutter HSS Hexagon Shaft 1/4 inch 12/16 / 19mm V4U5 Perfect for: bevelling, deburring and countersinking. The five-flute design provides small splinter loads and faster removal. Purpose: suitable for low hardness of the piece, such as wood. During use, the cutting edges can splinter the evacuation, the cutting edges are not easy to dull! Use for home and industry. Type: Countersink Drill Bit Material:High Speed Steel Color: Gold Surface Treatment: Titanium Coated Groove: 5 Grooves Nozzle Degree: 90degree Shaft size: 1/4 inch hexagonal shaft (6.35mm) Sizes: 12mm 16mm 19mm Application Materials: WoodPlastic, Aluminum tray etc. Package includes: 3 x Countersink Drill Bits Only the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm..Type: Countersink Drill Bit. 3 x Countersink Drill Bits. During use, the cutting edges can splinter the evacuation, the cutting edges are not easy to dull! The five-flute design provides small splinter loads and faster removal.