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16. Tungsten Carbide Twist Drill for CNC Machine Tools for Steel 
[Jan 20, 2026]
[Jan 20, 2026] Product Description twist drill bit Brand Name HIBOO TOOL Customized support OEM, ODM Place of Origin China Product Name Tungsten Carbide Twist Drills Material Solid Carbide/Tungsten Steel HRC 65 ...
Company: Changzhou Hongjian Tools Co., Ltd.
17. Handerk High Quality Twist Drill Bit 5D Coolant Through Carbide Drill for CNC Tool [Jan 22, 2026]
[Jan 22, 2026] 1.High quality carbide rod All cutting materials are from international famous brands, high hardness, long tool life. Grade HRC45 HRC55 HRC65 HRC68 Materials DU20 MH12S ZK40SF GU25UF Details Grain size: ...
18. Handerk Straight Shank Tungsten Steel CNC Twist Drill Bit 5D Solid Carbide Drill for Aluminum [Jan 22, 2026]
[Jan 22, 2026] 1.High quality carbide rod All cutting materials are from international famous brands, high hardness, long tool life. Grade HRC45 HRC55 HRC65 HRC68 Materials DU20 MH12S ZK40SF GU25UF Details Grain size: ...
19. Advanced Carbide Twist Drill for Precision Cast Iron Machining [Dec 30, 2025]
[Dec 30, 2025] Specification Key Features & Advantages External Coolant Twist Drills: 1. Efficient cooling/lubrication with external coolant reduces friction and aids chip removal. 2. Easier manufacturing with lower pressure; ...
20. Precision Carbide Twist Drill with Customization for CNC Machining [Dec 30, 2025]
[Dec 30, 2025] Specification Key Features & Advantages External Coolant Twist Drills: 1. Surface Cooling/Lubrication: Coolant over flutes reduces friction and flushes chips. 2. Simpler Tooling & Lower Pressure: Easier to make and use ...
21. High-Performance Carbide Twist Drill for CNC Aluminum and Steel [Dec 27, 2025]
[Dec 27, 2025] Specification Key Features &Advantages External Coolant Twist Drills: 1. Efficient Surface Cooling/Lubrication: External coolant cools the drill and surface, reduces friction, and clears chips. 2. Simpler Tooling & ...
22. Durable Premium Carbide Twist Drill for CNC Machining Applications [Dec 27, 2025]
[Dec 27, 2025] Specification Key Features &Advantages External Coolant Twist Drills: 1.Efficient Surface Cooling/Lubrication: External coolant reduces friction, cools the drill, and aids chip removal. 2.Simpler Tooling & Lower ...
23. High-Quality Carbide Twist Drill for CNC Machining Steel and Iron [Dec 27, 2025]
[Dec 27, 2025] Specification Key Features &Advantages External Coolant Twist Drills: 1.Effective Cooling/Lubrication: Directs coolant over flutes to cool the drill, reduce friction, and flush chips away. 2.Simpler Tooling & Lower ...
24. Precision Carbide Twist Drill for High-Performance CNC Aluminum Tasks [Dec 27, 2025]
[Dec 27, 2025] Specification Key Features &Advantages External Coolant Twist Drills: 1.Surface Cooling & Lubrication: Coolant over flutes cools drill and workpiece, reduces friction, and flushes chips. 2.Simpler Tooling & Lower ...
25. Advanced Carbide Twist Drill for Superior CNC Aluminum Machining [Dec 27, 2025]
[Dec 27, 2025] Specification Key Features & Advantages External Coolant Twist Drills: 1. Surface Cooling & Lubrication: External coolant on flutes cools the drill and surface, reduces friction, and aids chip removal. 2. Simpler ...
26. Versatile Carbide Twist Drill for CNC Machining Steel and Cast Iron [Dec 27, 2025]
[Dec 27, 2025] Specification Key Features &Advantages External Coolant Twist Drills: 1.Optimal Surface Cooling: Externally directed coolant cools the drill body, reduces friction, and efficiently clears chips from the hole entrance. ...
27. Custom Premium Carbide Twist Drill for High-Precision CNC Aluminum [Dec 27, 2025]
[Dec 27, 2025] Specification Key Features & Advantages External Coolant Twist Drills: 1. Surface Cooling/Lubrication: External coolant cools drill and surface, reduces friction, and clears chips. 2. Simpler Tooling & Lower Pressure: ...
28. Premium Carbide Twist Drill for CNC Machining Steel and Cast Iron [Dec 27, 2025]
[Dec 27, 2025] Specification Key Features &Advantages External Coolant Twist Drills: 1.Effective Surface Cooling/Lubrication: External coolant over flutes cools the drill body and workpiece, reducing friction and aiding in chip ...
29. Heavy-Duty Carbide Twist Drill for Steel and Cast Iron [Dec 27, 2025]
[Dec 27, 2025] Specification Key Features & Advantages External Coolant Twist Drills: 1. Effective cooling/lubrication: External coolant reduces friction and flushes chips from hole. 2. Simple tooling & low pressure: Easy to maintain, ...
30. Premium Carbide Twist Drill for Precision CNC Aluminum Cutting [Dec 27, 2025]
[Dec 27, 2025] Specification Key Features & Advantages External Coolant Twist Drills: 1. Surface Cooling/Lubrication: External coolant reduces friction, cools the drill, and flushes chips away near the hole entrance. 2. Simpler ...
