Nikken Kosakusho Works Tapper Chuck　NBT40-Z38-140

Feature

• Ideal for gas taps, bottomed taps and light alloys.

Specifications

• Tapping ability M: M18 to 38
• Tapping ability U: 3/4 to 13/8
• Tapping ability P: P 3/8 to 1
• D (mm): 45
• L (mm): 140
• C (mm): 78/C1 (mm): 85
• Amount of float (shrinkage) (mm): 8
• Float amount (elongation) (mm): 22
• Tap Collet: ZKG 38
• Weight (kg): 6.7