Toolex Reamer with a straight shank and spiral flute is engineered for precise hole enlargement and finishing in metalworking. Built from HSS-E, it delivers durable cutting performance and reliable results in a variety of materials, making it a trusted choice for shops and professionals who demand repeatable hole sizes and smooth finishes.

• Diameter: 4.04 mm
• Shank type: Straight shank for broad toolholding compatibility
• Flute design: Spiral flute to promote efficient chip evacuation and steadier cutting
• Material: HSS-E (high-speed steel with cobalt) for enhanced wear resistance and heat tolerance
• Applications: Precision hole enlargement and finishing across a range of materials
• Accuracy: Consistent performance with tight hole tolerances and smooth finished holes

The spiral flute design helps evacuate chips quickly, reducing the risk of buildup that can affect hole size and surface finish. The straight shank enables easy clamping in common toolholding systems, offering flexible integration with milling, drilling, and reaming setups. Use this reamer to repair or size existing holes, achieve strict dimensional targets, or prepare holes for fasteners with confidence. The cobalt-enhanced HSS construction supports longer tool life and dependable performance in demanding applications.