E-Z Coil Kit 1/4"-20 X 1.5D Unc (Standard) Helicoil Thread Repair Somta Series 515 - HSSE-V Gun Nose Tap Metric (Fine Specifications: Product Code: 220 100 Somta Series 107 – 1/16 - 1/2" X 1/64 Jobber Drill Set The optional setting ring 1103-200

Specifications: Product Code: 220 100 200

it provides a perfect balance between rigidity and precision for efficient internal threading at medium pitch sizes

Precision Engineering – Maintains ISO metric geometry

- Designed to meet international standards for quality and performance

Somta Series 511 – Somta - Hss Metric Tap M9 x 0

E Z Coil Kit 1 4" 20 X 1.5D Unc (Standard) Helicoil Thread Repair Somta Series 515 HSSE V Gun Nose Tap Metric (Fine Specifications: Product Code: 220 100 Somta Series 107 – 1 16 1 2" X 1 64 Jobber Drill Set The optional setting ring 1103 200 Specifications: Product Code: 220 100 200 it provides a perfect balance between rigidity and precision for efficient internal threading at medium pitch sizes