Rare gem The store is for you! Product name: Three-piece set of 90 degree hex handle carbon steel five-blade beveling device Product material: high carbon steel Product specifications: combination three pieces 12+16+19 [88g] Product size: reference picture Handle diameter: 6.35mm (hex handle) Surface treatment: blackening treatment Ball diameter (mm): 12-19 Chamfer angle: 90 Maximum cutting diameter (mm): 12-19 Function: It is an ideal choice for drilling 90 degree holes in wood and soft metals to prepare screws and fasteners. Drill with countersunk head Application: cut quickly and easily in metal, wood, rubber, plastic and other machinable materials Application: Suitable for woodworking, locksmith, automotive and metal processing. When the pilot hole with countersunk hole is completed, the screw head can be placed perfectly. Shop Tips: 1. The size is manually measured, please allow the error (1-3cm). 2. Due to different monitor pixels, there may be color difference, please refer to the actual product. Note: The data is all manual measurement, please allow 1 - 3cm error , due to the light and display difference, there will be a certain color difference, depending on the physical object received Delivery Quantity: (according to the main image)