Kyocera KGDR1212JX-2.4 – External Grooving & Cut-Off Toolholder (THT03754)

The Kyocera KGDR1212JX-2.4 (Item no. THT03754) is a precision external grooving and cut-off toolholder designed for narrow groove tasks on turning machines. With a compact 12 mm × 12 mm square shank and ~2.4 mm groove width capacity, this right-hand holder provides stable performance for fine grooving and parting off small profiles. It features robust clamping and excellent chip control for consistent groove geometry and repeatable results in a wide range of materials.

This toolholder is ideal for applications where access is limited and precision grooving or cut-off work is required, such as intricate shaft features or small components on CNC and manual lathes.

Key Features & Benefits

• 12 mm × 12 mm square shank — compact and rigid for small turning setups.
• Right-hand orientation — suitable for standard turning and grooving operations.
• Grooving width ~2.4 mm — ideal for fine grooves and light cut-off tasks.
• Secure clamp design — ensures stable insert seating and repeatability.
• Excellent chip control with proper insert selection.
• Perfect for precision grooving, parting, and profiling in small workpieces.

Technical Specifications

• Item No: THT03754
• Model: KGDR1212JX-2.4
• Shank Width (B): 12 mm
• Shank Height (H): 12 mm
• Cutting Type: External grooving and cut-off
• Hand: Right-hand
• Groove Width: ~2.4 mm
• Max Groove Depth: Designed for small profile work
• Compatible Insert Styles: ~JX-style grooving inserts
• Internal Coolant: No internal coolant