Kennametal 5987759 Screw Machine Drill Bit, 4.40 mm (0.1732) Dia, 135 deg, Solid Carbide, Bright / Uncoated, 66.00 mm, Right Hand Cut

Features:

• Screw Machine Drill Bit: 4.40 mm (0.1732) Dia, 135 deg, Solid Carbide
• Bright / Uncoated, 66.00 mm OAL, Right Hand Cut, 2 Flute, Regular Spiral Flute, 3-Flat Shank, Coolant Through, beyond B284HPS
• Composition: Uncoated, highly wear-resistant fine-grain carbide.
• HPS Beyond drills for aluminum machining with MQL.
• Material-specific SC drill with highly polished surface that ensures superior chip evacuation and avoids built-up edge, even when MQL coolant is applied.
• Sharp cutting edge enables higher tool life in aluminum and other non-ferrous materials.
• HP point enables high feed rates by progressive rake angle.
• Enlarged flute design enables fast chip evacuation and high metal removal rates.
• Enlarged chamfer on back end according to DIN 69090-3 (round cylindrical for MQL) to ensure optimum coolant flow without leakage.

Application:

• Highly polished chip flute surfaces ensure superior chip evacuation and reduce tendency for built-up edges.
• First choice for non-ferrous materials.
• Drilling: Stacked Plates
• Drilling
• Drilling: Convex
• Tool Dimensions: 2 flute / 2 margin / coolant
• DIN number 6535
• DIN number 6537
• Drilling - Through Coolant
• Through Coolant: MQL (Minimum Quantity Lubricant): Drilling
• Shank - Cylindrical Plain ≤h6
• Helix Angle: 30°
• DIN Numbers: ER Collet