Application Description
Excellent anti-built-up features and chipping resistance, suitable for semi-finishing and finishing of steel parts.
Product Details
Product Information:
16ER turning insert with external pitch - carbide inserts with three cutting edges. 55 degree angle standard metric. External threading insert (right cutting ).Insert purpose is for external turning with durability in thread cutting. Orientation of insert is right. The clearance angle of threading inserts is actually along the edge (flank). it has significant effect on heat diffusion, spread of abrasion as well as tool life, security and pitch quality.
Specifications:
| Type | Range of thread pitch | Insert Dimensions (mm) | Grade | |||||
mm | Pitch/Inch | IC | S | X | Y | VT1320 | VT1520 | |
16ERA55 | 0.5-1.5 | 48-16 | 9.525 | 3.52 | 0.9 | 0.8 | • | O |
16ERAG55 | 0.5-3.0 | 48-8 | 9.525 | 3.52 | 1.7 | 1.2 | • | O |
16ERG55 | 1.75-3.0 | 14-8 | 9.525 | 3.52 | 1.7 | 1.2 | • | O |
22ERN55 | 3.5-5.0 | 7-5 | 12.7 | 4.65 | 2.5 | 1.7 | • | O |
11IRA55 | 0.5-1.5 | 48-16 | 6.35 | 3.52 | 0.9 | 0.8 | • | O |
16IRA55 | 0.5-1.5 | 48-16 | 9.525 | 3.52 | 0.9 | 0.8 | • | O |
16IRAG55 | 0.5-3.0 | 48-8 | 9.525 | 3.52 | 1.7 | 1.2 | • | O |
16IRG55 | 1.75-3.0 | 14-8 | 9.525 | 3.52 | 1.7 | 1.2 | • | O |
22IRN55 | 3.5-5.0 | 7-5 | 12.7 | 4.65 | 2.5 | 1.7 | • | O |
• : Recommended Grade
O: Optional Grade
Application:
Excellent anti-built-up features and chipping resistance, suitable for semi-finishing and finishing of steel parts.
FAQ:
What are your main products?
Estool cutting tools company’s main product are turning insert.milling insert.drilling insert.threading inserts.grooving inserts and aluminium machining inserts.
What are thread inserts used for?
The threaded insert is a sleeve with a threaded interior that can accept a bolt or threaded fastener. The thread insert can be made of different materials with different dimensions, and come in different configurations or tooling.
About Cuttinginsert.com
We are a professional carbide inserts manufacturer with 12+ years of experience. Our factory is equipped with advanced CNC grinding machines and coating equipment, ensuring every product meets the highest quality standards.

Package & Shipment
All products are carefully packed in plastic boxes with foam protection, then placed in sturdy export cartons. We ship via DHL, FedEx, UPS, TNT for express orders (3-7 days) and by sea freight for bulk orders (15-30 days).
