Internal Coolant Indexable U Drill for Shallow Hole
For a machine equipped to supply coolant through the holder, RONGKE Internal Coolant Indexable U Drill For Shallow Hole supports selection around the coolant transfer path through the machine holder. Contact us for factory pricing. Coolant delivery and insert-pocket choice are separate decisions: confirm the holder connection, required depth and WCMT or SPMG system before ordering the assembly.
RONGKE supplies the Internal Coolant Indexable U Drill For Shallow Hole as a drilling-tool manufacturer in China. Start the purchase specification with the coolant transfer path through the machine holder. This U drill supplies coolant through the body to the insert area. It is intended for shallow-hole machining where the coolant connection is part of the setup, with the WC or SP body selected separately to suit the required insert system.
Configuration Overview
Fluid must pass from the holder into the U-drill body and reach the cutting zone. Confirm this connection independently of the WC or SP pocket choice.
Key Facts at a Glance
Item
Details
Product scope
The coolant transfer path through the machine holder
Primary distinction
coolant delivery is a setup feature shared with the selected WC or SP body.
Diameter / size reference
WC 2D: Ø14–60 mm; SP 2D: Ø13–60 mm
Reach / configuration
2D / 3D / 4D / 5D in the WC and SP tables
Ordering focus
Choose WC or SP before the coolant connection
Assembly focus
Verify the inlet and machine supply
Verification focus
Coolant continuity to both u-drill cutting positions and leakage at the actual holder connection
Selection Checklist
• Choose WC or SP before the coolant connection
Internal coolant describes delivery through the body; it does not identify the insert pocket. Specify WCMT or SPMG together with the complete drill-body code.
• Verify the inlet and machine supply
Check the selected body's coolant inlet drawing against the holder. The catalog tables used here do not publish a universal pipe thread or pressure rating.
• Review the outlet path at both inserts
Check that assembly leaves the coolant outlets clear at the center and peripheral cutting positions. Include both locations in the agreed coolant-flow check.
• Pair flow access with the selected reach
Choose the required 2D–5D body first, then review coolant delivery through the complete holder and tool. A compatible mechanical shank alone does not confirm fluid connection.
Item
Specification
Body configuration
Internal-coolant WC or SP U drill; specify pocket system
Reference diameters
WC 2D: Ø14–60 mm; SP 2D: Ø13–60 mm
Length series
2D / 3D / 4D / 5D in the WC and SP tables
WC example
ZD02-20.0-XP25-WC03-02; WCMT030208
SP example
ZD02-20.0-XP25-SP06-02; SPMG060204
Example dimensions
Both Ø20 mm 2D examples: effective 40; overall 119 mm
Example shank
Ø25 mm; shank length 56 mm
Coolant interface
Internal route; thread and pressure rating not published here
Machining and Setup Considerations
Choose the Internal Coolant Indexable U Drill For Shallow Hole when the job calls for the coolant transfer path through the machine holder. Use this configuration when the machine-holder arrangement can deliver coolant through the selected WC or SP body. Review fluid transfer and both cutting positions alongside the required shallow-hole depth.
Selection guide — Internal coolant vs pocket choice: coolant delivery is a setup feature shared with the selected WC or SP body. WCMT and SPMG remain different insert systems; choose the connection and pocket as separate decisions.
Quality and Replacement Support
Production & inspection
The relevant acceptance points are coolant continuity to both U-drill cutting positions and leakage at the actual holder connection. Agree coolant medium, assembly condition and acceptance criteria before a flow or leakage check; specify pressure and duration separately if a pressure test is requested. These checks should be specified for the selected assembly; request the required records when placing the order.
What to Send Our Factory
RONGKE handles supplier enquiries for the Internal Coolant Indexable U Drill For Shallow Hole through factory quotation review. Include the drawing details that establish the coolant transfer path through the machine holder.
FAQ
1. Q: Does internal coolant define a separate insert system?
A: No. Internal coolant describes the fluid route. Specify WCMT or SPMG separately to identify the insert system.
2. Q: What coolant pressure should be specified?
A: No universal pressure is published in the referenced U-drill tables. Confirm the inlet drawing and machine supply for the selected assembly.
3. Q: Should coolant delivery be checked at only one cutting position?
A: No. Review delivery at both center and peripheral cutting positions.
4. Q: Can a mechanically fitting holder supply internal coolant automatically?
A: No. Confirm the actual coolant transfer and sealing arrangement as well as mechanical fit.
Request a quotation from RONGKE for standard U drills, modular deep hole drills and customized CNC cutting tools. Share your machining requirements, tool dimensions and order quantity for professional product recommendations.
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