DDD-EF 25.01-26.40-FT
Deep double tube drills with external 4-Start Thread Connection carrying the triangular inserts, feature 3 chip splitting cutting edges and a wiper for high hole surface quality and for high feed.

Application | | Deep Drilling | | Cutting Diameter Minimum (DCN) | 25.01 mm |
Connection Diameter Machine Side (DCONMS) | 21 mm | Cutting Diameter Maximum (DCX) | 26.4 mm |
Tool Type | Deep Hole / Gun Drill | Measurement Type | Metric |
Overall Length (OAL) | 71.1 mm | Body Material | Steel |
Coolant Supply Property (CSP) | Coolant Thru | Unit | M |
Connection Thread Size (Ts) | TDO-I3 |


Product Features
Family Description | Deep double tube drills with external 4-Start Thread Connection carrying the triangular inserts, feature 3 chip splitting cutting edges and a wiper for high hole surface quality and for high feed. | COO | Japan |
Remarks | Note: Each item in the attached catalog page represents a diameter range. Inserts and guide pads to be ordered separately Ordering example: DDD-EF 18.50-FT |
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