FANAR ZÁVITNÍK UNC 1/4-20 DIN-371C R45 (2BX) HSSE-PM HL MASTERTAP

The FANAR MASTERTAP is a high-performance machine tap designed for precision threading in UNC 1/4-20 applications. Manufactured from HSSE-PM (High-Speed Steel with Cobalt, Powder Metallurgy), this tap offers exceptional wear resistance and durability for demanding industrial environments.

Advantages

Powder metallurgy construction ensures superior toughness and edge retention. The 45° spiral flute design efficiently evacuates chips, reducing torque and preventing clogging. DIN 371 standard with C chamfer (2-3 threads) provides smooth cutting action and accurate thread formation.

Suitable for

• Machine tapping of UNC 1/4-20 threads in steel, stainless steel, and non-ferrous materials
• Automotive, aerospace, and general engineering applications
• High-speed CNC machining centers

Key specifications

• Thread Standard: UNC (Unified National Coarse)
• Nominal Diameter: 1/4 inch
• Threads Per Inch: 20
• Thread Pitch: 1.27 mm
• Standard: DIN 371
• Chamfer Form: C (2-3 threads)
• Material: HSSE-PM (Powder Metallurgy)
• Flute Type: Spiral Flute
• Helix Angle: 45°
• Cutting Direction: Right Hand
• Application: Machine Tapping
• Tool Type: Machine Tap
• Shank Type: Reinforced Shank (per DIN 371)
• Product Series: MASTERTAP

Recommendations

For optimal performance, use with appropriate cutting fluid and ensure proper alignment. Suitable for both through and blind holes. Always follow manufacturer's speed and feed recommendations.