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Combination U-Drills

Name: Combination U-Drills
Brand: ABM TOOLING
Price: 5000 INR
Availability: InStock

Price 5000 INR/ Piece

Get a Price/Quote

MOQ : 2 Pieces

Combination U-Drills Specification

Shape
Cylindrical with Combination Flute Geometry

Cutting Force
Optimized for low cutting force

Cutter Type
Indexable Insert Cutter

Drill Bits Types
Indexable Insert U-Drill Bit

Features
High Rigidity, Replaceable Insert, Multiple Operations in One Pass

Cutting Speed
80-150 m/min (depending on material)

Length
100 mm to 250 mm

Operate Method
CNC and Conventional Machining

Coating Type
PVD or CVD Multi-layer Coating

Material
High-Speed Steel (HSS) or Carbide

Cutting Capacity
Up to 5xD drilling depth

Tool Type
Combination U-Drill

Operation Type
Drilling and Boring Combined

Machine Type
CNC Lathe / Machining Center

Coating
TiN or TiAlN Coated

Cutting Accuracy
0.05 mm

Hardness
HRC 45-55

Diameter
16 mm to 40 mm (standard range)

Maximum Torque
As per machine capability and drill size

Processing Type
Through Hole and Blind Hole Drilling

Compatibility
ISO, DIN standards

Weight
Depends on size (up to 3.2 kg)

Minimum Drilling Depth
Up to 5x diameter

Corrosion Resistance
Yes; multi-layer coating

Surface Finish
Ra 3.2 m

Temperature Range
-20C to 600C

Coolant Supply
Internal coolant holes

Maintenance
Low; regular insert change required

Regrinding Service
Available upon request

Application
Steel, Cast Iron, Stainless Steel, Non-ferrous metals

Edge Profile
HD ground cutting edge

Package Quantity
1 drill/box

Shank Type
Straight and Morse taper available

Insert Type
Positive geometry, carbide inserts

Combination U-Drills Trade Information

Minimum Order Quantity
2 Pieces

Payment Terms
Telegraphic Transfer (T/T), Paypal

Supply Ability
200 Pieces Per Week

Delivery Time
10 Days

Main Export Market(s)
Western Europe, Australia, North America, South America, Eastern Europe, Middle East, Central America, Asia, Africa

Main Domestic Market
All India

About Combination U-Drills

Owing to devoted experts, we have been providing an excellent range of U Drills. These are manufacture with a great execution and observation of talented members. These drills are formed to allow coolant to convey through its entire length. These are durable and chemical resistance in nature. U Drills are made with a premium quality of standards to enhance its speed and stability. These are continuously performing in the drilling functions without nay error.

Versatile Performance for Multiple Applications

Designed to tackle a diverse range of materialsincluding steel, cast iron, stainless steels, and non-ferrous alloysthese Combination U-Drills deliver consistent results in both through and blind hole drilling. Suitable for CNC lathes and machining centers, they combine drilling and boring in a single pass, increasing productivity and ensuring superior surface finish. Their robust construction and premium carbide inserts enable effective machining in demanding environments.

Engineered for Precision and Efficiency

With cutting accuracy up to 0.05 mm and internal coolant holes, these U-Drills provide stable, low-force cutting and optimal chip control. Hardened to HRC 45-55 and coated with advanced PVD or CVD multi-layer coatings, each tool offers extended life and corrosion resistance. Insert changes are simple, further reducing downtime and maintenance, while regrinding service is available for continued accuracy and performance.

FAQs of Combination U-Drills:

Q: How should Combination U-Drills be maintained to ensure optimal performance?

A: Regular maintenance involves changing the carbide inserts as needed and ensuring the coolant supply is clean and functional. The drills have low maintenance needs beyond these steps, and professional regrinding service is available upon request to restore tool geometry and performance.

Q: What are the main benefits of using a Combination U-Drill with internal coolant holes?

A: Internal coolant supply improves chip evacuation, reduces heat build-up, and helps maintain stable surface finish and dimensional accuracy, even in deep drilling operations up to 5x the drill diameter. This feature is critical for efficient, high-speed machining.

Q: When should the inserts be replaced on these U-Drills?

A: Insert replacement should occur when signs of wear appear, such as decreased cutting performance, poor surface finish, or increased tool pressure. Regular inspection after each cycle will help optimize tool life and maintain cutting accuracy.

Q: Where can these U-Drills be used, and what standards do they meet?

A: Combination U-Drills are compatible with a wide array of CNC lathes and machining centers and meet both ISO and DIN standards. They are suitable for manufacturing environments requiring high accuracy and repeatability in steel, cast iron, stainless steels, and non-ferrous materials.

Q: What is the typical process for using a Combination U-Drill in machining operations?

A: To use the drill, install it in the machine spindle with either a straight or Morse taper shank, ensure coolant supply is active, and select proper cutting parameters according to material type and diameter. The drill can perform both drilling and boring in one pass, maximizing efficiency in production setups.

Q: What is the range of drilling depths and diameters these drills cover?

A: Standard Combination U-Drills are available in diameters ranging from 16 mm to 40 mm and can drill up to 5 times their diameter in depth, making them suitable for a broad variety of hole-making applications.

Q: How do these drills contribute to productivity in CNC and conventional machining?

A: Their capability to perform multiple operations in one pass, rapid insert replacement, and high rigidity design significantly reduce cycle times and tool changes, enhancing overall productivity on both CNC and conventional machines.

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