138970 JBO, JBO, solid carbide, BGFS, metric, 2.5 × A21, AlTiSiN

Circular drill thread milling cutter solid carbide JBO, JBO, solid carbide, BGFS, metric, 2.5 × A21, AlTiSiN

- Circular drill thread milling cutter for internal threads

- 2.5× A21

- HA shaft design

- left-hand cutting

- straight fluted

- AITiSiN coated

Use:

Universally applicable tool for producing internal threads. Machining of materials up to 66 HRC possible.

Technical characteristics:

• [A21/D34] Nominal thread diameter mm: 11.5
• [A3/B2/B4] Usable length mm: 38.2
• [A3] Thread pitch mm: 2
• [B3/B4/B5] Total length mm: 88
• [C3] Mounting diameter, machine side mm: 12
• Number of cutting edges: 4
• Mounting form, machine side: 6535 HA-Shaft
• Coating [H5/COATN]: AlTiSiN
• Drilling diameter mm: 11.5
• flank angle: 60
• fz mm/tooth: 0.037-0.060
• Thread type: M
• Thread cutting part length mm: 6.00
• With cooling channel: false
• Surface: Solid carbide
• Cutting direction: left
• Number of teeth: 4