ニチアロイ List of Products and Services

The "Super Hard Liner" is a powder molding die that achieves improved die life. By pursuing enhanced die life and total cost reduction, the die life is significantly improved. The increase in lifespan also shortens changeover losses. Additionally, our unique technology bonds super hard material to the molding parts. 【Features】 ■ Change from conventional SKD material to super hard ■ A die that pursues improved die life and total cost reduction ■ Significant improvement in die life ■ Reduction in changeover losses due to increased lifespan *For more details, please refer to the PDF document or feel free to contact us.

• Other molds

"S-HGD" is a short-type half-moon drill for resin processing. It has good hole surface accuracy, a small hole enlargement allowance, and a burr size that is less than 1/10 compared to standard carbide drills. We also offer the long half-moon drill for resin, "LS-HGD." 【Features】 ■ Short type: φ0.5 to φ6 ■ Long type: φ2 to φ6 ■ Good hole surface accuracy with a small hole enlargement allowance ■ Small burr size, less than 1/10 compared to standard carbide drills ■ High precision processing for acrylic resin *For more details, please refer to the PDF document or feel free to contact us.

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The "4-Blade Carbide End Mill" is an end mill designed for rough machining of steel materials. It features low resistance and chip fragmentation due to its unique breaker shape. It uses a coating with high wear resistance. 【Features】 ■ For rough machining of steel materials ■ Reduces cutting resistance with a special breaker shape ■ High wear-resistant coating ■ Achieves chip fragmentation with φ16 4-blade (coated) *For more details, please refer to the PDF document or feel free to contact us.

• End Mills

The "high-precision drill for SUS processing" enables high-precision hole machining thanks to its unique groove shape. The improved chip evacuation due to the variable lead groove reduces the risk of chips wrapping around the tool and minimizes scratches on the workpiece. Additionally, it employs a coating with excellent wear resistance to reduce tool damage. 【Features】 ■ Improved chip evacuation with variable lead grooves ■ Reduces chip wrapping around the tool and scratches on the workpiece ■ Enables high-precision hole machining with a unique groove shape ■ Utilizes a coating with excellent wear resistance *For more details, please refer to the PDF document or feel free to contact us.

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The "Drill for NC Automatic Lathes" is a compact size suitable for NC lathes. With improved chip discharge due to the variable lead groove (long type), it suppresses chip wrapping on the tool and scratches on the workpiece. Additionally, it employs a coating with excellent wear resistance, reducing tool damage. 【Features】 ■ Compact size ■ Variable lead groove (long type) ■ Groove shape that breaks up chips ■ Coating with excellent wear resistance ■ Reduces tool damage *For more details, please refer to the PDF document or feel free to contact us.

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The "S-NVDH" is a unique NV drill that allows for mirror finish processing in a single operation without the need for a pilot hole or center drilling. Compared to conventional products, it reduces tool projection and deflection, leading to decreased tool breakage and improved straightness. 【Features】 ■ No need for pilot holes or center drilling ■ Mirror finish achievable in a single operation ■ 4-point guide pads ■ Self-guiding ■ Improved surface roughness and area ■ A rich lineup with increments of 0.1mm from Φ1 to Φ16 (Φ3 also available in 0.01mm increments) *For more details, please refer to the PDF document or feel free to contact us.

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The "OR-TBR" is a reamer with oil holes that suppresses vibration during cutting, utilizing an unevenly divided blade design. 【Features】 ■ Stable processing with high precision due to the use of 6-blade (8-blade) unevenly divided blades ■ The ultra-hard material type is made of ultra-fine particles, allowing it to accommodate a wide range of workpiece materials (coating options available through additional processing) ■ High precision processing is possible up to a depth of 5D due to the oil holes ■ Processing accuracy with H7 tolerance *For more details, please refer to the PDF document or feel free to contact us.

• Reamer

This catalog is a comprehensive catalog of cutting tools handled by Japan Carbide Co., Ltd. It features the "High Efficiency NV Drill," which balances high efficiency and high precision, as well as "NV Drills for Cast Holes" and "Subland Drills." You can choose from a wide range of products according to your application. [Featured Products (Excerpt)] ■ High Efficiency NV Drill ■ NV Drill for Cast Holes ■ NV Drill with Oil Holes ■ Subland Drill ■ Knock Hole Diamond Gun Reamer with Oil Holes *For more details, please refer to the PDF document or feel free to contact us.

• drill
• Reamer
• End Mills

The "SBLDR/SBLDN/SBLDB-CT" is an optimal subland drill for screw pilot hole processing and bolt hole use. Since the cutting edges are separated into small and large diameters, it is less likely to break during regrinding due to necking at the small diameter outer circumference, and it has excellent regrindability. Additionally, we offer Type A (double margin) which is optimal for screw pilot hole processing, and Type B (single margin) which is optimal for bolt hole processing. 【Features】 ■ Optimal for screw pilot hole processing and bolt hole use ■ Minimal impact from magnetic bite during regrinding ■ Excellent regrindability ■ The grooves for hole processing and chamfering are separated, which helps to separate chips *For more details, please refer to the PDF materials or feel free to contact us.

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The "ND-OS-GRS/ND-OS-GRL" is a knock hole diamond gun reamer with oil holes, suitable for achieving optimal precision in processing knock holes, slit holes, and cross holes. It ensures roundness of less than 5μm and surface accuracy of less than Ra0.4μm. Even with slit holes, there is no impact on roundness, surface accuracy, or inner diameter. Additionally, it suppresses inner diameter variation in intermittent holes. We offer a short type (GRS) and a long type (GRL). 【Features】 ■ Ideal for processing knock holes, slit holes, and cross holes ■ Available for processing hole accuracy requirements IT grades H7 and H8 ■ Internal lubrication (GRL) ■ Effects of carbide guide pads: - Improved straightness (countermeasures for hole bending) - Enhanced surface accuracy - Suppression of inner diameter variation in intermittent holes *For more details, please refer to the PDF document or feel free to contact us.

• Reamer
• others
• Other cutting tools

Since its establishment in 1947, Japan Super Hard Co., Ltd. has steadily grown by producing and selling cutting tools, tile molds, and automotive parts using its unique technology. In particular, the products created by Japan Super Hard Co., Ltd. under the Nichia Alloy brand have been widely appreciated, thanks to recent technological innovations and the changing needs of our customers. We sincerely thank all our customers for their heartfelt support and kindness. Moving forward, we will further innovate our management, adhere to a "customer first" approach, and work together as a company to deliver "good products quickly" to our customers, with the intention of contributing to society as a distinctive enterprise. We kindly ask for your continued support and encouragement. [Features] - Wide groove width setting for improved chip removal - Two grooves designed to supply cutting oil and maintain sharp cutting edges without increasing cutting heat For more details, please contact us or download the catalog.

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Since its establishment in 1947, Japan Super Hard Co., Ltd. has steadily grown by producing and selling cutting tools, tile molds, and automotive parts using its unique technology. In particular, the products created by Japan Super Hard Co., Ltd. under the Nichia Alloy brand have been widely appreciated, thanks to recent technological innovations and the changing needs of our customers. We sincerely thank all our customers for their heartfelt support and kindness. Moving forward, we will further innovate our management, adhere to a "customer first" philosophy, and work together as a company to deliver "good products quickly" to our customers, with the intention of contributing to society as a distinctive company. We kindly ask for your continued support and encouragement. 【Features】 ○ Processing accuracy: IT7 level secured ○ Carbide drill ratio: over 10 times For more details, please contact us or download the catalog.

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The "OS-NVD" is an NV drill with oil holes that features sharp cutting edges all the way to the center of the drill. By adopting a center-through design, it provides significant cooling effects during cutting, and the unique shape of our vanishing drill enhances hole accuracy and surface precision through self-guiding. Additionally, the guide pad shape that enhances the vanishing effect and the center-through structure that ensures sufficient oil volume result in a wider margin width on the guide pad side. 【Features】 ■ Excellent cutting performance at the drill chisel part ■ Stable hole diameter even during high-speed machining ■ Minimal adhesion to the cutting edges, resulting in superior lifespan ・Additional oil holes: Maintains machining accuracy → IT7 level for deep hole machining up to five times the drill outer diameter ■ The lip section is designed with a focus on strength ■ Improved centering due to special thinning ■ Available in diameters from Φ5 to Φ16 *For more details, please refer to the PDF document or feel free to contact us.

• drill

The "IS-NVD" is an NV drill designed for machining core holes in a single pass. Thanks to its unique rough cutting edge wedge action, it suppresses behavior caused by misalignment of the core hole, allowing the finishing edge to achieve high precision in the inner diameter. Additionally, it is less affected by core misalignment, and by having four rough cutting edges, it reduces the load per edge. 【Features】 ■ The engagement angle is made concave to suppress contact during approach. ■ Improved roundness, hole position accuracy, and straightness. ■ Less affected by core misalignment. ■ Four rough cutting edges reduce the load per edge. ■ Suitable for machining hole requirement accuracy IT grade 7. ■ Available in diameters from Φ6 to Φ16. *For more details, please refer to the PDF document or feel free to contact us.

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The "KS-NVD" is a high-efficiency NV drill that achieves both high efficiency and high precision for low-resistance processing and chip fragmentation. It ensures a machining accuracy of IT7 grade, which is 25% lower than conventional drills. Additionally, the composite blade allows for chip fragmentation, and processing time has been reduced to 1/3 to 1/5. 【Features】 ■ Unique chisel shape developed ■ Excellent cutting performance at the drill center ⇒ Achieves low-resistance processing ■ Composite blade with cutting edges at the center and outer circumference ⇒ Chip fragmentation ■ Machining efficiency: Achieves V・f value of 100 ■ Machining accuracy: Secures IT7 grade ■ Available in diameters from Φ5 to Φ16 *For more details, please refer to the PDF document or feel free to contact us.

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