ISF SKS Hand Tap Unified Thread Fine Thread [Point #1] 1/2NF20 IS-S-HT-1/2NF20-1 1 piece

Catalog number: IS-S-HT-1/2NF20-1 Features: ● A general tap used in a wide range of applications. ● The base material is SKS2 steel, making it economical. Applications: ● Machined threads: Unified fine threads ● Workpiece: General steel and light alloys Specifications: ● Tip: Tip ● Nominal dimensions: NF1/2 ● Overall length (mm): 85 ● Shank diameter (mm): 9 ● Shank square section (mm): 7 ● Pilot hole diameter (mm): 11.4 ● Number of threads: 20 ● Machined threads: Unified threads ● Tip bit: 9 teeth ● Thread length (mm): 42 ● Number of biting threads: 9 teeth ● Tap grade: JIS grade 3 Material/Finish: ● Alloy tool steel (SKS2)