OYSZlll New Double Acting Hydraulic Drilling Jar is a new hydraulic drilling jar with lockingmechanism developed on the basis of the structure of QYSZll double-acting hydraulic drilling jarBesides the advantages of QYSZll type, it also has the following advantages.
1. The mechanical locking mechanism prevents unnecessary wear of the internal parts during theworking process, and improves the working life.
2. The mechanical locking mechanism is functional safety and reliability, which is made by specialprocess.The friction resistance is small, and the locking force islinear stability.
3. The locking mechanism can avoid the failure jarring caused by misoperation when connect simpleroot to the drill string or contact the hole bottom.
Q:How can I place order? A: You can contact us by email or social media like WhatsApp on theorder detail or place order on line.
Q:How about the payment? A: For new clients, advance payment(30%-100% of total amount) is required, the balance need to be paid before the delivery after your inspection.
Q:How can I pay you? A: By T/T (Telegraphic Transfer) or L/C (Letter of Credit). After you receive the PI, you can make the payment through your bank as per the terms mentioned in PI.
Q: What's the order procedure? A: First we discuss order details, production details by email ,TM or other social media; then we issue you an PI for your confirmation. You will be requested to make full payment or deposit before we go into production.After we get the deposit, we start to process the order. Depending on the products you order, we usually a couple of days or even moths to complete production if we don't have the items in stock. Before production has been finished, we will contact you for shipment details, and the balance payment. After payment has been settled, we shall arrange the shipment for you.
Q: How do you deal with defective products received by the clients? A: If there are some defective items, we usually credit to our customer or replace them in next shipment.