High Speed Indexable Drill Bit Modular Tip Drills-Sword Tooth 1.5D 3D 5D Fast Cutting Drills U Drill for CNC

High Speed Indexable Drill Bit  Modular Tip Drills-Sword Tooth 1.5D 3D 5D Fast Cutting Drills U Drill for CNC

The center guide drill structure is adopted, which has better centering effect and ensures straightness

The inner and outer inserts adopt a replaceable small tool holder structure to avoid the scrapping of the entire drill bit and save tool costs.

The processing size of the drill bit with external tool holder can be adjusted within 0.5mm.

The insert and handle adopt a combined structure

Internal coolant hole design ensures adequate cooling during drilling and smoother chip removal