Features: Brand new and high quality Adjustable depth stop:Adjustable, rotating depth stop for quick and easy adjustment. Efficient design: An open chip evacuation space is designed, so that users can drill pilot holes and countersinks in one step. Easy to use: The drill length can be controlled and replaced without disassembling the depth stop. Precise control: Adjustable depth, independent stop rings, preventing workpiece from marking, and allowing perfect sinking control. Materials: YG6 cutting head and 45# carbon steel cutting body, have long service life. Specifications: Material:Carbon Steel Size Name:3/8x3/32x1/4 Inch Note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package includes: 1x Countersink Drill Bit Adjustable depth stop:Adjustable, rotating depth stop for quick and easy adjustment. Efficient design: An open chip evacuation space is designed, so that users can drill pilot holes and countersinks in one step. Easy to use: The drill length can be controlled and replaced without disassembling the depth stop. Precise control: Adjustable depth, independent stop rings, preventing workpiece from marking, and allowing perfect sinking control. Materials: YG6 cutting head and 45# carbon steel cutting body, have long service life.