Deep Hole Drilling Product

Deep hole drilling products manufactured with gun drill technology, offering high bore accuracy and excellent surface finish.

Specifications

• Bore diameter range: φ3mm – φ50mm
• Depth-to-diameter ratio: L/D ≥50:1
• Bore accuracy: IT8–IT9
• Bore roughness: Ra ≤0.8μm
• Coaxiality: ≤0.05mm
• Machinable materials: Carbon steel, alloy steel, stainless steel

Applications

Hydraulic cylinder tubes, hollow shafts, oil drilling equipment, aerospace hydraulic components, defense industry.