Somta Series 531 – TAP 5/8" BSF HSS BOTTOM E-Z Coil Kit Economy 7/16"-20 X 1D Unf Helicoil Thread Repair This Aluminium Alloy Drain Test

This Aluminium Alloy Drain Test Plug expands to suit a variety of pipe sizes

and other thin materials

The 175 x 175mm vent facing offers ample coverage

Cobalt HSS-E Morse Taper Drill 16

Pitch: 11 TPI

Somta Series 531 – TAP 5/8" BSF HSS BOTTOM E-Z Coil Kit Economy 7/16"-20 X 1D Unf Helicoil Thread Repair This Aluminium Alloy Drain TestSomta Series 531 TAP 5 8" BSF HSS BOTTOM The SOMTA 5311593 TAP 5 8" BSF HSS BOTTOM is a precision engineered tool designed for optimal performance in metal drilling applications. Key Features & Benefits High speed steel (HSS) construction for durability and longevity. Designed for bottoming taps, allowing for full thread engagement. 5 8" BSF size for compatibility with British Standard Fine threads. Precision ground flutes for efficient chip removal.