Whitney Tool 20593 — SP C'bore M42 20mm Screw Size 21.0mm Pilot Dia., 25.4mm SH.
Metric Solid Pilot Cap Screw Counterbore, 20MM Screw Size, 21.0MM Pilot Dia., 25.4MM Shank M42
- Shank Diameter: 1"
- Material: M42 Cobalt
- Coating: No Coating
- WTC No: CBSP332101M42
Part of the Whitney Tool Cap Screw – Metric series (Counterbores). Made in Bedford, Indiana, USA.


