Exact 51157 HSS TiALN Countersink Set, 90°, DIN 335 C, Diameter Range: 6.3-20.5mm, Includes 6 Pieces
Precision 6‑piece countersink set with HSS TiALN cylinders for 6.3 mm to 20.5 mm diameters, featuring a 90° angle and DIN 335C standard – ideal for clean, accurate counterbore drilling in metal work.
