Package contents - 1 black Flexible Shaft - 2 Short Cranks - 3 Long Crank - 4 Right Angle Crank drill extension - 5 10 pcs of drill screwdrivers 1/4" Hex Shank Flexible Drill Extension parts - Includes a 105 Degree Right Angle Drill Extension Bit and an 11.81 in Flexible Extension Bit - Easily connects to standard hex screwdrivers - Weights: flex bit ~79 g; short ~80 g; long ~150 g - Designed for use in limited or tight spaces for versatile access Angle Drills Bits Holder and compatibility - Provides power drill parts and socket adapter to drive power screwdriver tools and wrenches - Wrench extension fits most power drill and driver chucks - Universal joint allows operation in small spaces and bending for difficult angles Flexible wire hex extender rod and fastener - Bendable, metal locking design - Universal in any direction to reach difficult places - Extends to corner angles and curved small spaces for easier and quicker screw work Drill Bit Screwdriver Extension usage - Suitable for light drilling and slow-speed screw driving with cordless drills and ratchet hand screwdrivers - Not compatible with high-speed and heavy-force drills; screwdriver extenders are designed for good torque in the intended applications - Works with drill screwdriver extension parts and flexible extension drill bit holder in appropriate settings Use scenarios - Installing screws in tight cabinet corners or under shelves - Assembling lighting fixtures in restricted ceiling or wall spaces - Reaching brake or panel screws in automotive interiors where access is limited