Features:_x000D_ _x000D_ Made of stainless steel + engineering plastic material, durable in use. _x000D_ High quality plastic body and stainless steel internal parts avoid corrosion. _x000D_ Suitable for using with electric drill with output of 350W or more. _x000D_ The water flow is determined according to the hand drill speed. _x000D_ The water pipe end which is marked IN is the water inlet and marked OUT is the water outlet. _x000D_ _x000D_ Specification:_x000D_ Condition: 100% Brand New_x000D_ Material: Stainless Steel + Engineering Plastic_x000D_ Color: Blue_x000D_ Size: Approx. 125*107*78.6 mm / 4.9*4.2*3.1 in_x000D_ Inner Diameter: Approx. 15.8mm / 0.6in_x000D_ Outer Diameter: Approx. 21mm / 0.8in_x000D_ Weight: Approx. 400g / 14.1 oz_x000D_ _x000D_ Package list:_x000D_ 1 * Electric Drill Water Pump_x000D_ _x000D_ Note:_x000D_ 1. Please allow 0-1 inch error due to manual measurement. Thanks for your understanding._x000D_ 2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard. 1Made of stainless steel + engineering plastic material, durable in use 2High quality plastic body and stainless steel internal parts avoid corrosion 3Suitable for using with electric drill with output of 350W or more 4The water flow is determined according to the hand drill speed 5The water pipe end which is marked IN is the water inlet and marked OUT is the water outlet