Carmex External Right Hand ISO Metric Thread Turning Insert 16 mm / 3.5 mm Pitch / 16 ER 3.5 ISO P25C Insize Digital Outside Micrometer Set 0–100 mm Range Series 3109-1004A With 3mm capital letters A–Z

With 3mm capital letters A–Z and numbers 0–9 (6 used for 9)

Ideal for specialized applications such as grooves

With a 5/8" barb size

✔ Application – Optimized for soft materials

Thread Size: 3/8" UNF (Unified National Fine)

Carmex External Right Hand ISO Metric Thread Turning Insert 16 mm / 3.5 mm Pitch / 16 ER 3.5 ISO P25C Insize Digital Outside Micrometer Set 0–100 mm Range Series 3109-1004A With 3mm capital letters A–ZExternal Thread Turning Insert ISO Metric 60 The Carmex 16 ER 3. 5 ISO P25C is a precision external thread turning insert designed for producing ISO metric (60) threads with a 3. 5 mm pitch. This full profile insert forms the complete thread geometryincluding crest, root, and flankin a single operation, ensuring excellent accuracy, consistency, and surface finish in external threading applications. Manufactured from durable P25C grade carbide, the