Compare DEL long flute end mills by cutting diameter and flute length for the feature you need to machine. Include the selected models and quantities in your enquiry.
Choose flute length for the actual cutting engagement. A long cutting section and a relieved long reach are different geometries.
| Series | Flutes | Model records |
|---|---|---|
| DEL | 4 FLUTES | 16 |
Review cutting diameter D, flute length Lc, shank diameter d and overall length L. Use each model row with its corresponding dimension drawing; preserve the defined symbols and units.
| Model | Cutting Diameter D (mm) | Flute Length Lc (mm) | Overall Length L (mm) | Shank Diameter d (mm) | Flutes |
|---|---|---|---|---|---|
| DEL0204A | D2 | 12 | L50 | 4 | 4 |
| DEL0204 | D2 | 12 | L50 | 6 | 4 |
| DEL0304A | D3 | 15 | L50 | 4 | 4 |
| DEL0304 | D3 | 15 | L50 | 6 | 4 |
| DEL0404A | D4 | 20 | L75 | 4 | 4 |
| DEL0404 | D4 | 20 | L75 | 6 | 4 |
| DEL0504Z | D5 | 25 | L75 | 5 | 4 |
| DEL0504 | D5 | 25 | L75 | 6 | 4 |
| DEL0604 | D6 | 30 | L75 | 6 | 4 |
| DEL0804 | D8 | 40 | L100 | 8 | 4 |
| DEL1004 | D10 | 40 | L100 | 10 | 4 |
| DEL1004L | D10 | 50 | L100 | 10 | 4 |
| DEL1204 | D12 | 40 | L100 | 12 | 4 |
| DEL1204L | D12 | 50 | L100 | 12 | 4 |
| DEL1604 | D16 | 70 | L150 | 16 | 4 |
| DEL2004 | D20 | 75 | L150 | 20 | 4 |
Choose flute length for the actual cutting engagement. A long cutting section and a relieved long reach are different geometries.
Give the feature depth, engagement and holder projection. Do not infer a relieved neck from a long flute or use overall length as cutting length.
Include the workpiece grade and condition, machining operation, machine and holder, tool projection and chip-removal arrangement. Coating and cutting-parameter requests need the actual application; a series name or tool colour does not establish suitability.
Identify the depth and axial engagement that need a longer fluted section. Include the radial engagement and the setup when reviewing the DEL model rather than treating the full edge length as an operating instruction.
List D, Lc, d and L separately on the purchase line. Keep any fixture-access requirement with the drawing so a longer overall tool is not substituted for the specified longer cutting section.
Use the full model and quantity for every configuration. Add the part or tool drawing revision, acceptance requirements and any packing or label instructions so a repeat enquiry refers to the same item.
Review the equipment alongside the cutting diameter D, flute length Lc, shank diameter d and overall length L required for the selected model. Factory scenes provide context; the ordered geometry and any agreed treatment remain item-specific.
CNC tool grinding equipment on the workshop floor.
A tool drawing needs a clear definition of the working profile before a grinding setup is evaluated. For DEL models such as DEL0204A (4 flutes), review end profile, cutting diameter and flute length. A longer fluted section changes the cutting envelope; assess the requested depth and setup instead of using overall length as a proxy.
A row of enclosed CNC grinding machines.
Enclosed tool-grinding equipment with an operator area alongside.
The relationship between the working edge and the holding section belongs in the dimensional review, not just the overall tool outline. Keep the drawing for DEL0204A and other DEL models attached to the order's end profile, cutting diameter and flute length requirements. A longer fluted section changes the cutting envelope; assess the requested depth and setup instead of using overall length as a proxy.
A tool-grinding machine with a robotic handling enclosure.
For a repeat-order programme, keep the approved model and drawing revision together; an automated handling scene does not establish a tolerance guarantee. In the DEL range, use DEL0204A as a model reference when checking end profile, cutting diameter and flute length against the part requirement.
Tool-grinding machines with enclosed robotic handling equipment.
Enclosed CNC grinding equipment arranged along the workshop aisle.
Compare the required cutting section and clearance envelope when reviewing production requirements; the workshop overview is context for that discussion. Select DEL0204A or another DEL model against the flat-bottomed feature or side-milling task.
A multi-tank cleaning line in the tool production workshop.
Surface cleanliness matters when reviewing a cutting edge or a proposed surface treatment. Specify the condition required for inspection rather than assuming one cleaning cycle suits every tool. Keep the drawing for DEL0204A and other DEL models attached to the order's end profile, cutting diameter and flute length requirements. A longer fluted section changes the cutting envelope; assess the requested depth and setup instead of using overall length as a proxy.
Machine workstations in the tool-finishing area.
The final working profile should be compared with the ordered geometry. Any finishing requirement needs to preserve the dimensions that define the selected tool. In the DEL range, use DEL0204A as a model reference when checking end profile, cutting diameter and flute length against the part requirement.
An operator beside a tool honing and polishing machine.
Edge preparation is a specification decision, not an automatic requirement. Discuss whether an edge treatment is appropriate for the selected geometry before adding it to an order. For DEL models such as DEL0204A (4 flutes), review end profile, cutting diameter and flute length.
An operator beside enclosed tool honing equipment.
Where an edge treatment is requested, define the condition to be assessed without changing the intended cutting profile. This equipment view does not establish a treatment for every model. Select DEL0204A or another DEL model against the flat-bottomed feature or side-milling task. A longer fluted section changes the cutting envelope; assess the requested depth and setup instead of using overall length as a proxy.
Enclosed wet-blasting equipment in the surface-finishing area.
Wet blasting is shown as workshop equipment. Include it in a tool specification only when an applicable surface-treatment requirement has been agreed; it is not a default step for this range. Keep the drawing for DEL0204A and other DEL models attached to the order's end profile, cutting diameter and flute length requirements.
An alternate image of enclosed wet-blasting equipment.
Use this additional equipment view as factory context. Whether a surface-treatment route is appropriate depends on the ordered tool and its acceptance requirements, not on the presence of a machine photograph. In the DEL range, use DEL0204A as a model reference when checking end profile, cutting diameter and flute length against the part requirement. Preserve the specified end profile, cutting diameter and flute length when discussing any optional treatment for DEL.
An enclosed tool-coating unit in the workshop.
Choose any coating against the workpiece and the selected tool geometry. Equipment photographs do not identify the coating chemistry or prove a hardness or tool-life rating. For DEL models such as DEL0204A (4 flutes), review end profile, cutting diameter and flute length.
Vacuum-chamber equipment in the coating area.
A surface-treatment enquiry should identify the selected model and required finish. Keep the coating requirement separate from dimensional acceptance and from unverified performance claims. Select DEL0204A or another DEL model against the flat-bottomed feature or side-milling task.
An operator working at an enclosed laser-marking station.
State the identification and label information required for the order. Any requested tool marking must be reviewed for the available non-cutting area rather than assumed suitable for every tool size. Keep the drawing for DEL0204A and other DEL models attached to the order's end profile, cutting diameter and flute length requirements. A longer fluted section changes the cutting envelope; assess the requested depth and setup instead of using overall length as a proxy.
Build the inspection request around cutting diameter D, flute length Lc, shank diameter d and overall length L. Define the measurement features and limits for the selected drawing. Installed runout and balance are separate from a dimensional or visual check.
Operators working at optical inspection and tool-measuring stations.
An operator positioning a cutting tool at a profile-measuring station.
Profile review should follow the actual working geometry and the dimension definitions on its drawing. Define the feature being assessed before comparing measurements or accepting a sample. For DEL models such as DEL0204A (4 flutes), review end profile, cutting diameter and flute length. A longer fluted section changes the cutting envelope; assess the requested depth and setup instead of using overall length as a proxy.
Optical measuring workstations in the inspection area.
A tool presetter with an optical measuring arm and display.
Tool presetting supports a discussion of length and visible profile. Assess installed runout separately with the agreed holder, projection, position and method; this image alone does not prove runout capability. Keep the drawing for DEL0204A and other DEL models attached to the order's end profile, cutting diameter and flute length requirements. A longer fluted section changes the cutting envelope; assess the requested depth and setup instead of using overall length as a proxy.
An optical tool presetter and measurement display.
Agree the dimensional datum and measurement position before comparing presetting information. Overall length, cutting length and installed projection describe different aspects of a tool setup. In the DEL range, use DEL0204A as a model reference when checking end profile, cutting diameter and flute length against the part requirement.
An operator setting a tool in an enclosed measuring machine.
Identify the selected tool and the drawing features that need checking. Machine appearance alone cannot establish an inspection resolution, a tolerance limit or a completed result for that item. For DEL models such as DEL0204A (4 flutes), review end profile, cutting diameter and flute length. A longer fluted section changes the cutting envelope; assess the requested depth and setup instead of using overall length as a proxy.
Operators inspecting tools at camera-based inspection workstations.
Define which cutting-edge and tip features need visual review and what constitutes an unacceptable defect. Use a suitable view of the working section rather than judging it from a full-tool photograph. Select DEL0204A or another DEL model against the flat-bottomed feature or side-milling task.
A balancing instrument with a protective enclosure.
Balancing equipment is shown as factory context. Balance and runout are different assessments; do not treat this photograph as proof that an individual cutter has been balanced or that its cutting diameter is within tolerance. Keep the drawing for DEL0204A and other DEL models attached to the order's end profile, cutting diameter and flute length requirements. For DEL, any balance requirement needs its own assembly definition and acceptance basis.
Use one line for each series, model and quantity. For a trial order, describe the machining result you need to assess. For a repeat order, include the approved item or drawing revision so the enquiry identifies the same tool.
Flute length describes the cutting section; a relieved reach describes clearance behind it. Compare the drawing and cavity section before considering a replacement. The two descriptions are not equivalent length upgrades.
Not automatically. Engagement must be assessed for the tool, material and setup. State the intended axial and radial engagement rather than treating the maximum listed flute length as a universal operating recommendation.
Include Lc and L separately, along with D and d. Retain the complete model and required holder projection. A request for the same diameter and longer tool does not define the cutting section.
The non-cutting and fluted portions can differ even when L matches. Compare Lc, shank geometry and access to the feature before approving the change. Overall length alone does not establish equivalent engagement.
Record the model, workpiece, engagement, path, projection and holder conditions. Include the observed surface or dimensional issue. Vibration has several possible contributors; do not assign a cause from flute length alone.
Provide full model codes and quantities by cutting diameter and flute length. Add the operation and acceptance requirements, plus any label or packing preferences. Keep different length variants on separate lines.
Send the complete model list and quantities, or provide your tool and part drawings. Include the workpiece, operation, machine and holder, dimensional requirements and destination.
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