Kennametal 6349037 Series B275HPS Extra Length Drill Bit: 4.00 mm (0.1575"), 135 deg Point, Solid Carbide, Bright / Uncoated

Features:

• Extra Length Drill Bit: 4.00 mm (0.1575"), 135 deg Point, Solid Carbide
• Bright / Uncoated, 170.00 mm Flute Length, 205.00 mm OAL, Straight-Cylindrical Shank, Series B275HPS
• Composition: Uncoated, highly wear-resistant ultra-fine-grain carbide.
• HP solid carbide deep-hole drill with through coolant for steel, cast iron, stainless steel, high-temperature alloys, and non-ferrous materials.
• Application-specific SC drill for drilling holes up to 40 x D up to 4x faster than conventional HSS and gun drills.
• KN25 uncoated grade (B27_HPS) with highly polished surface ensures superior chip evacuation and prevent built-up edge in aluminum and high-temp alloys, even when low-pressure coolant or MQL is applied.

Application:

• Highly polished chip flute surfaces ensure superior chip evacuation and reduce tendency for built-up edges.
• First choice for deep-hole drilling of non-ferrous materials.
• Drilling: Stacked Plates
• Drilling
• Drilling: Inclined Exit
• Tool Dimensions: 2flute/4margin/coolant
• DIN number 6535
• Drilling - Through Coolant
• Through Coolant: MQL (Minimum Quantity Lubricant): Drilling
• Shank - Cylindrical Plain ≤h6
• Helix Angle: 30°
• Drilling: Cross-Hole Drilling