Dremel 9100-21 Forti-Flex 2.5-Amp Stationary Flex Shaft Precision Rotary Tool Powerful 2.5 AMP (1/5 HP) Motor provides high torque at low speeds Precision Hand Piece is engineered for control and comfort even with extended use Heavy Duty Flexible Shaft includes a patented bearing system for durability and cool operation Variable Speed Foot Pedal allows you to match the speed with the application, hands-free Three-Jaw Chuck enhances versatility by accepting accessories from 0-Inches to 5/32-Inches