RUKO HGB-DIN352-HSS-60°-3/8 Hand Tap, UNC 3/8 inch-16, HSS-G, DIN 352, Bright

This hand tap is engineered for precision threading in unalloyed and low-alloyed steels, malleable cast iron, and non-ferrous metals. Its 60° thread angle and DIN 352 geometry ensure clean, accurate threads with a 2B tolerance class.

Highlights

• Thread size: 3/8"-16 UNC (Unified National Coarse)
• Material: HSS-G (High-Speed Steel Ground) for durability
• Square drive shank for secure tool holding
• Bright finish, uncoated for general-purpose use

In daily use

With three flutes and a right-hand cut, this tap efficiently removes chips and reduces clogging. The recommended core hole diameter is 7.9 mm (approx. 5/16"). Overall length is 75 mm with a thread length of 22 mm.

Full specifications

• Tool Type: Hand Tap
• Thread Type: UNC
• Thread Size: 3/8"-16 UNC
• Material: HSS-G
• Standard: DIN 352
• Thread Angle: 60°
• Cutting Direction: Right-hand cut
• Number of Flutes: 3
• Shank Type: Square Drive
• Shank Diameter (d2): 7.0 mm
• Square Drive Size (a): 5.5 mm
• Overall Length (L1): 75 mm
• Thread Length (L2): 22 mm
• Application: General purpose for unalloyed and low-alloyed steels, malleable cast iron, non-ferrous metals
• Surface Treatment: Bright (Uncoated)
• Tolerance Class: For 2B tolerance
• Recommended Core Hole Diameter: 7.9 mm (approx. 5/16")

Final note

Precision ground for reliable performance in manual threading operations.