Dormer Pramet R454 4.40 mm CARBIDE TIALN FORCE-X STEPPED SHANK STANDARD SERIES (X5D) DRILL DIN 6537 L Step Drill This reamer is ideal for

This reamer is ideal for finishing pre-drilled holes to tight tolerances

Go/No-Go design: Combines a go end that should thread into the part by hand (without excessive force) and a scrap end that must not thread in more than two turns

optimized for accurate British-style threads

delivering consistent hole quality and longer tool life in a single

This reamer is engineered to deliver consistent hole diameters and a high‑quality finish across production runs

Dormer Pramet R454 4.40 mm CARBIDE TIALN FORCE-X STEPPED SHANK STANDARD SERIES (X5D) DRILL DIN 6537 L Step Drill This reamer is ideal forThe Dormer Pramet R454 4. 40 mm carbide drill is a precision drilling tool designed for reliable holes across steel, aluminium, and stainless steel. Featuring a DIN 6537 L stepped shank, it is ready for quick changes in common drill heads and fixtures, making it suitable for both production runs and workshop applications. With a focus on accuracy and consistency, this drill can deliver clean holes with h9 tolerance even at higher speeds and feeds.