and Features: Securely grips ship auger drill bits for extended lengths. Use drill bit extensions for drilling deep holes. Works great in hard to reach places. Need to drill deeper with your power auger This auger extension allows you to drill holes at the maximum depth to get even tougher outdoor jobs around the farm or ranch done quickly and easily. This extension connects to a standard 3 or 4" shaft so it will will suit most post hole diggers on the market. Output shafts to heavy wall tubing to increase strength and reduce weight 3 or 4" Shaft Fitting. Extension Bit only, other accessories demo in the picture is not included. Specification: Material: Die Cast Material Length: 523mm or 333mm Diameter: 19.6mm Shaft Size: 3 or 4" Color: Black Quantity: 1 Pc Note: No retail package. Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! Package Contents: 1 x Extension Bit Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.