
Fishing Tool Concave Bottom Junk Mill. API Spec 7-1 Compliance: Designed and manufactured strictly according to API spec 7-1 standards. Carbide Self-Milling Surface: Carbide particles welded on milling surface for effective self-milling of fallen substances. Versatile Milling Applications: Used to mill bolts, nuts, tooth wheels, slip dogs, and deep-well pump fittings. Casing Window Operations: Capable of completing casing window cutting and repair operations in a single pass. Wide Size Range: Available in outer diameters from 4-1/8 inches to 16 inches. Alloy Material Construction: Constructed from high-quality alloy for durability in energy and mining sectors. Comprehensive Inspection: Undergoes spot inspection and 100% finished product visual and function inspection. OEM and ODM Services: Offers full customization, minor customization, and flexible customization options.