Kyocera PCLNR2020K-12 External Turning Toolholder – THC00690

The Kyocera PCLNR2020K-12 external turning toolholder is a versatile and reliable solution designed for general turning, facing, and profiling applications. With its right-hand configuration and proven PCLNR geometry, this toolholder delivers stable cutting performance across a wide range of materials and machining conditions.

Engineered for use with negative 80° rhombic inserts (CNMG style), this holder provides excellent edge strength and durability for both roughing and finishing operations. The lever-lock clamping system ensures secure insert retention and repeatable positioning, while the rigid steel construction minimises vibration and enhances surface finish quality.

Key Features & Benefits

• External turning toolholder for general-purpose machining
• PCLNR holder style compatible with CNMG 80° inserts
• Right-hand configuration for standard turning operations
• Lever-lock clamping system for strong and secure insert holding
• 20 × 20 mm shank for stable and rigid setups
• Suitable for both roughing and finishing applications
• Reduced vibration for improved surface finish
• Ideal for CNC and conventional lathes

Technical Specifications

• Brand: Kyocera
• Model: PCLNR2020K-12
• Item Number: THC00690
• Product Type: External Turning Toolholder
• Holder Style: PCLNR
• Insert Type: CNMG (80° Rhombic, Negative)
• Insert Size: 12
• Shank Size: 20 × 20 mm
• Hand: Right
• Clamping System: Lever Lock
• Material: Steel
• Total Length: 125 mm
• Head Length: 27 mm
• Clearance Angle: 0°
• Insert Included Angle: 80°
• Rake Angle (Radial/Axial): -6° / -6°
• Tool Cutting Edge Angle: 95°
• Cutting Edge Length: 12.896 mm
• Corner Radius: 0.8 mm
• Insert Thickness: 4.76 mm
• Internal Coolant: No

Kyocera tooling is globally recognised for its precision engineering and long-lasting performance, making it a trusted choice for industrial machining applications worldwide.