Hand Drill Machine is manufactured from the finest quality cast iron frames .It is 1/4 Inch or 6 mm. Hand Drill Machine meant for real work and is useful for all woodworkers from student to seasoned .This is a really handy tool to have when you have to drill a hole and an electrical socket is not readily available. Smooth-acting, hand-cranked drill employs stout, twin metal gears, heavy-duty 1/4 inch chuck, and comfortable wood knobs for long-term durability. Note - Remember to wear eye protection. Note - Photographs are for illustration purpose only. Actual item may slightly differ from the pictures shown. Scorpion is committed to providing the customer with the best source for value possible on the market. You will enjoy the quality, function and usefulness of our products