Min. Order Reference FOB Price
20 Pieces US$10.00-30.00 / Piece
Product Description
1. Wet core drill introduction The wet core drill is brazed by advanced High-Frequency welding production line, which ensures the core bits have high welding strength. Common sizes of laser welded diamond core drill are ranging 1''(25mm) to 14''(350mm) in size. The core drill is used for ...