Techniks SYIC-22915 End Mill Holder CAT40 With Retention Knob

Description:

The Techniks SYIC-22915 CAT40 End Mill Holder with Retention Knob is used in CNC machining systems to securely clamp solid-shank end mills for precision milling, slotting, profiling, and roughing operations. Commonly installed in CAT40 vertical machining centers, horizontal machining centers, CNC milling machines, and OEM metalworking equipment requiring rigid side-lock tool holding with through-spindle coolant capability. Maintenance teams, CNC machinists, and manufacturing engineers use this end mill holder for tooling replacement, machine setup, retrofit projects, and improving machining accuracy while extending cutting tool life.

Applications:

The Techniks SYIC-22915 CAT40 End Mill Holder with Retention Knob is designed for precision CNC machining applications requiring rigid tool retention, minimal runout, and dependable cutting performance. It is widely used in aerospace manufacturing, automotive production, mold and die machining, heavy equipment fabrication, precision metalworking, and general CNC production environments where accurate end mill clamping and vibration resistance are essential.

Technical Specifications:

• Manufacturer: Techniks Precision Tooling (SYIC)
• Manufacturer Part Number (MPN): 22915 (SYIC-22915)
• Product Type: End Mill Holder with Retention Knob
• Holder Type: Side Lock End Mill Holder (SLN)
• Taper Style: CAT40
• Bore Diameter: 3/8 in (0.375 in)
• Projection Length: 3.00 in
• Body Diameter: 1.75 in
• Overall Diameter: 2.50 in
• Nose Diameter: 1.00 in
• Bore Tolerance: H5 Precision Bore
• Taper Accuracy: AT3 Precision Ground
• Maximum Runout (T.I.R.): 0.0002 in Maximum
• Balance Rating: G6.3 at 15,000 RPM
• Maximum Speed: 15,000 RPM
• Coolant System: Through-Spindle Coolant Compatible
• Contact Type: Single Contact
• Standard: DIN 69871-AD
• Construction: Hardened Alloy Steel
• Includes: Retention Knob
• Primary Function: Precision End Mill Clamping for CNC Milling Operations
• Service Application: Replacement, Retrofit, Precision Machining, and Preventive Maintenance

Common Replacements:

• Techniks SYIC-22915-4 CAT40 × 3/8" End Mill Holder
• Techniks SYIC-22915-6 CAT40 × 3/8" End Mill Holder
• Techniks SYIC-22913 CAT40 × 5/16" End Mill Holder