Check the listing for details. Turret Milling Machine Part Accessory Feed Drive Worm Gear MP6134 CNC Mill Tool. Condition: New. Listed at 13.19 USD. Feed Drive Worm Gear Part #: MP6134 20 Teeth OD is 1.33"/33.87mm ID is 0.433"/11mm Width is .0630"/16mm Teeth is parallel by Angle Keyway is 1/8" Material:Copper Package quantity:1*Mill Gear Note: Please check whether the size is consistent when purchasing products Shipping Instruction: 1 We ship to worldwide . 2 Make sure your Address is correct. A phone number is recommended for a more accurate delivery. 3 Orders will ship within 3 business days after payment has cleared. 4 We try our best to provide you the most reliable, affordable way of shipping service. But sometimes international delivery is highly depended on the local customs and post service. If you do not receive your item on time, please contact us immediately for further assistance. We will be responsible for any damages or losses incurred in the shipping process.