API Standard Drill Collars.jpeg
API Standard Drill Collars.jpeg
API Standard Drill Collars
• Size：Outer diameter:3 1/8″-11″
• Length：30Ft/31Ft/43Ft/R1~R3
• Connection type: NC , REG , FH, IF
• Thread: NC26, NC31, NC38, NC40, NC46, NC50, 5.1/2FH
• Material: Stainless Steel/Alloy steel/4145H/Carbon steel
• Non-Magnetic Drill Collars providable
• Length：30Ft/31Ft/43Ft/R1~R3
• Connection type: NC , REG , FH, IF
• Thread: NC26, NC31, NC38, NC40, NC46, NC50, 5.1/2FH
• Material: Stainless Steel/Alloy steel/4145H/Carbon steel
• Non-Magnetic Drill Collars providable
Description
Manufactured in strict accordance with API Spec7-1 standards using ANSI 4145 Mod. We offer slick drill collars, spiral drill collars, and other products. We can provide drill collars ranging from 3-1/8 to 11 inches in size. Other drill collars can be provided upon request by customers.