External Thread Turning Insert – API Round Profile

The API Round External Thread Turning Insert – 16 ER 8 API RD MXC – is built for precision threading of API round profiles, tailored for the oil and gas industry. Suitable for external threading applications requiring 8 TPI round threads, this insert is ideal for use in heavy-duty casing, tubing, and tool joints where thread integrity and strength are critical.

Produced from MXC-grade carbide, the insert offers high toughness, excellent edge strength, and dependable performance under extreme operating conditions. With a 16 mm length and 1/2" I.C., the geometry is optimized for API standards, including X and Y dimensions of 1.3 mm and 1.6 mm respectively, delivering smooth cutting and chip evacuation.

Key Features:

• Ordering Code: 16 ER 8 API RD MXC
• Thread Type: API Round
• Profile: Round Thread Form (API Standard)
• Insert Type: External
• Hand: Right Hand
• L: 16 mm
• I.C.: 1/2"
• Pitch (TPI): 8
• Taper: 0.75 IPF
• X: 1.3 mm
• Y: 1.6 mm
• Carbide Grade: MXC
• Applications: External Thread Turning for API Round threads in casing, tubing, and downhole tools
• Key Advantage: Rugged MXC-grade carbide insert engineered for reliable threading in harsh oilfield environments

Carmex Precision Tools Ltd. is a world-class provider of precision threading tools. Their API Round inserts are trusted by leading oil & gas manufacturers for consistent thread quality and operational efficiency in demanding conditions.