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TECHNIKS Retention Knob: CAT40 Taper, 15° - CAT Retention Knobs
TECHNIKSCAT Retention Knobs

TECHNIKS Retention Knob: CAT40 Taper, 15°

The TECHNIKS Retention Knob is a CAT40 taper, 15° angle, 0.75 in diameter CAT retention knob (MPN 21007-15). It is manufactured to DIN standards. This component is designed for use in industrial toolholding systems.

SKU 3G-OTH-265335

Also listed as: 2100715 · 21007 15

Brand
TECHNIKS
Item
Retention Knob: CAT40 Taper, 15°
Category
CAT Retention Knobs
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

TECHNIKS
Manufacturer Part Number
21007-15

Technical Documents

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TECHNIKS Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The TECHNIKS Retention Knob is a CAT40 taper, 15° angle, 0.75 in diameter CAT retention knob (MPN 21007-15). It is manufactured to DIN standards. This component is designed for use in industrial toolholding systems.

Frequently Asked Questions

What is the TECHNIKS Retention Knob 21007-15 used for?

The TECHNIKS Retention Knob 21007-15 is used in industrial toolholding systems to secure CAT40 taper toolholders in CNC machine spindles. Its 15° angle and 0.75 in diameter ensure proper pull-stud engagement for reliable machining operations.

What are the specifications of the TECHNIKS Retention Knob 21007-15?

The TECHNIKS Retention Knob 21007-15 has a CAT40 taper, 15° angle, and 0.75 in diameter. It is manufactured to DIN standards and carries MPN 21007-15. This component is designed for use in industrial toolholding systems.

Where to buy the TECHNIKS Retention Knob 21007-15 worldwide?

You can source the TECHNIKS Retention Knob 21007-15 worldwide through 3G Electric. As a global industrial equipment distributor, 3G Electric handles full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time.

How to select the correct TECHNIKS retention knob for a CAT40 spindle?

To select the correct TECHNIKS retention knob for a CAT40 spindle, verify the taper size (CAT40), angle (15°), and diameter (0.75 in). Ensure the knob meets DIN standards and matches your toolholder's pull-stud specifications. Consult your machine manual for exact requirements.

Used in

Common applications for TECHNIKS
CNC milling — TECHNIKS BT40 end mill holders with coolant-through-spindle for high-speed machining of steel and aluminum.
High-pressure coolant machining — TECHNIKS sealed ER20 coolant collets for deep-hole drilling and chip evacuation in aerospace components.
Precision tool holding — TECHNIKS standard ER32 collets for holding drills and reamers in automated lathe operations.
Heavy-duty milling — TECHNIKS TG150 collets for clamping large-diameter tools in roughing operations on cast iron.
Coolant-through-spindle applications — TECHNIKS plug-style ER40 coolant collets for delivering coolant to the cutting edge in multi-axis machining centers.

TECHNIKS Products

3G Electric supplies TECHNIKS cat retention knobs. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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Compatible alternatives & equivalents

Cross-referenced by specification & description
TECHNIKS Retention Knob: CAT40 Taper, 15°, 0.75 in Dia (MPN 21006-15)
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TECHNIKS Retention Knob: CAT40 Taper, 15°, 0.75 in Dia (MPN 21006-15)
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TECHNIKS Retention Knob: CAT50 Taper, 15°, 1.1 in Dia (MPN 21008-15)
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