The Dormer Pramet C305 32.0mm slot drill is a precision tool built for slot milling, shoulder milling, and ramping in a variety of metals. Designed for professional use, it pairs a robust 32 mm Weldon shank with a reliable 3-flute geometry to tackle challenging milling tasks with consistency.

• Diameter: 32.0 mm
• Flutes: 3
• Length of cut: 53 mm
• Overall length: 133 mm
• Shank: Weldon, 32 mm, DIN 844 K
• Material: HSS-E, powder-metallurgical (PM-HSS-E) with bright finish
• Helix angle: 30°
• Rake angle: 12°
• Applications: Shoulder milling, slot milling, and ramping
• Standards: DIN 844 K
• Material compatibility: Free-machining plain carbon steel, copper and copper alloys, and Fe-, Ni-, Co-based high-temperature alloys
• Brand/line: Dormer Pramet C305 Primax flat shank

Equipped with a powder-metallurgical HSS-E core and a bright finish, this slot drill delivers dependable performance across a broad material range. The 30° helix and 12° rake angles help balance cutting efficiency with surface quality, promoting smoother chip flow and reduced built-up edge. The Weldon 32 mm shank provides secure clamping and minimizes runout during high-speed milling, enhancing accuracy on deep slots and shoulders. With DIN 844 K conformity and a standard-length design, the C305 is a versatile choice for shops that require a single, capable tool for slotting, shoulder milling, and ramping in steel, copper alloys, and high-temperature alloys.