Machine-side definition
Provide the CAT size and machine documentation needed to confirm the spindle connection.
Supplier reference photo. CAT ER holder example; spindle size, connection and gauge length are confirmed before ordering.
CAT TOOL HOLDER SERIES
CAT CNC Tool Holders
Overview
CAT spindle tool holders supplied by confirmed spindle size, cutting-tool connection and gauge length.
AvailabilityConfirm before order
Lead timeQuote based
Product details
CAT tool holders are named in the company catalog, but a model-by-model dimensional table is not provided. This series therefore starts with the buyer's machine interface, cutting-tool connection and required gauge length. A drawing or an existing holder code is needed to define the product accurately before pricing, imagery or specification claims are finalized.
Tool-side choice
Specify whether the inquiry concerns ER, end mill, face mill or another holder arrangement.
Drawing-based specification
Dimensions and retention details remain subject to an approved model or drawing.
Specifications & model range
The company catalog introduction lists CAT tool holders but does not include a dimensional series table. Confirm the interface, holder type and final drawing before quotation.
Drawing confirmation requiredThis page provides a family/model index or an inquiry checklist, not a complete manufacturing drawing. Request the selected model dimensions, fit and required inspection criteria before ordering.
- Spindle interface
- CAT series
- Tool connection
- Confirm holder type
- Dimensions
- Drawing or model confirmed
3 catalog rows
| Required order data | Accepted information |
|---|---|
| Machine interface | CAT size and machine model |
| Holder type | ER collet, end mill, face mill or other |
| Length | Gauge length or existing holder code |
No matching model in this table. Try a shorter code or send us your drawing.
Ranges and slash-separated values describe catalog families, not every possible combination. Confirm the complete model and drawing before ordering.
Shipping photos & packing
Agree the packing method and photo requirements when confirming your order.
Order-specific photo confirmation
Verified dispatch photos for this series have not been uploaded. Request photographs of your selected model, protective packing and shipping label when confirming your order.
Discuss packing requirementsPhotos to confirm before dispatch
Use this checklist to agree what should be documented for your selected model.
- Approved holder code matched to the packing list
- Machine and tool interfaces protected
- Drawing reference visible in requested inspection records
Stock, dispatch date and shipping method are confirmed with the quotation. Website images are not live inventory evidence.
Application scenarios
Typical selection contexts for this series, not customer project claims. Confirm machine compatibility and cutting conditions for your setup.
CAT machine tooling
Defining a holder requirement for a machining center already using CAT tooling.
Replacement sourcing
Matching an existing holder using a complete code and dimensional evidence.
Mixed-interface procurement
Keeping CAT requirements separate from BT and HSK items in a tooling schedule.
Related product series
Compare alternative interfaces and complementary tooling. A related series is not automatically interchangeable.
BT30 / BT40 / BT50
BT ER Collet Holders
Models and specifications
HSK TOOL HOLDER SERIES
HSK CNC Tool Holders
Models and specifications
ER8-ER40
ER Precision Collets
Models and specificationsWhich CAT sizes are proven by the supplied catalog table?
The catalog introduction names CAT holders but supplies no dimensional series table. The exact size must be confirmed.
Can I use BT dimensions as CAT specifications?
No. Keep the interfaces separate and approve the CAT holder's own drawing.
Can you quote from a competitor model number?
It can be a reference, but provide dimensional and machine details so the actual proposed product can be confirmed.
Are standard balance and runout values available on this page?
No verified values are supplied by the source. Include required inspection criteria in the inquiry.