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-HIGH-VOLUME TOOLING PRODUCTION, TOP-TIER QUALITY, SUPERIOR PERFORMANCE, INDUSTRY LEADING TURNAROUND TIME

 

Precision Carbide Cutting Tools & Custom Solutions

We manufacture high-performance solid carbide cutting tools engineered for accuracy, tool life,

and repeatability across demanding applications. With hundreds of standard sizes in stock and extensive

custom capabilities, we support aerospace, defense, medical, and industrial machining environments.

End Mills

Our end mills are designed for stability, surface finish, and high-speed machining performance.

  • High-performance end mills (hundreds of sizes in stock)

  • Flat bottom end mills

  • Pencil mills

  • Ball taper nose end mills

  • Straight flute end mills

  • Variator end mills for cutting hard metals

Drills

We offer precision drills optimized for hole quality, accuracy, and long tool life.

  • H-Drills with self-centering point geometry

  • Double margin drills

  • Long boy drills

  • Parabolic drills

  • Coolant-through step drills

  • Micro dagger drills with imperial shanks

  • Drill regrinds

Reamers

Our reamers deliver consistent size control and superior finishes.

  • Coolant-through reamers

  • Step reamers

  • T-15 reamers

  • Drill reamers / dreamers in various lengths and diameters

  • Straight flute reamers

Routers

Designed for composite and non-ferrous applications requiring clean edges and reduced delamination.

  • P-Routers with diamond or PVD coatings

  • Diamond-coated routers and compression routers for CFRP applications

Slotting & Specialty Cutters

Precision tools for critical slotting and profiling operations.

  • Keyseat cutters

  • T-slot cutters

  • Picatinny slot cutters

  • Dovetail cutters (diamond and PVD coated options)

  • Trepan cutters manufactured to print

Custom & Form Tools

We specialize in made-to-print tooling to meet unique machining requirements.

  • Solid carbide form tools

  • T-15 form tools

  • Carbide-tipped form tools

  • Combination drills and drill-countersinks

  • Left-hand helix, right-hand cut tools

  • 1/4-28 threaded shank tools

Pins & Location Tools

  • Hammer pins

  • Punch pins

  • Location tools

Materials, Coatings & Quality

  • Manufactured from premium-grade carbide rod

  • Diamond and PVD coating options available on all cutters

Services

  • In-house honing

  • Resharpening services for end mills, drills, and applicable tools

Request a Quote

Send RFQs to sales@caltoolgrind.com

PRODUCTION MANUFACTURING

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We specialize in fulfilling large orders for production machining. Our capable lineup of over a dozen CNC grinding machines, multiple OD Grinding machines, honing machines, and Zoller Genius 3 Inspection machine enable us to take on high quantity orders of cutting tools. We stock our own carbide rod in house from 1/8 diameter up to 2" diameter quality rods ready to go as soon as an order is received. We can honor monthly releases or deliver your order all in one shot. We also offer the latest in tool coating technology and can select the perfect PVD coating for your application. 

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SOLID CARBIDE DRILLS

step drill,  drill reamer, dagger drill, double margin drill, coolant through drill, carbide drill, piloted countersink, H-Drill, self centering drill,  dreamer, carbide drill

Demand for high-quality solid carbide drills continues to grow. We manufacture precision drills engineered to produce exceptionally clean holes and superior surface finishes. Our capabilities include a wide range of custom drill designs, including step drills, double-margin drills, drill-reamers, coolant-through drills, high-helix drills, combination drills, and our proven H-Drill. The H-Drill features a 3-flute design with a fine-tip point that minimizes walking, allowing for improved surface finish, higher feed rates, and consistent performance. Whether your application requires large production volumes or smaller orders with a minimum of three pieces, we have the flexibility to meet your requirements

PRODUCTION OF 1/4-28 THREADED SHANK TOOLS

We specialize in manufacturing top-tier 1/4-28 Threaded Shank Tools, with a focus on high-quality carbide cutting tools. Committed to excellence, advanced technology, and sustainable practices, our company leads in delivering cutting-edge solutions for various industrial sectors. Our state-of-the-art manufacturing facility boasts advanced Computer Numerical Control (CNC) machines for precision machining and threading. Automation integration guarantees the consistent and accurate production of 1/4-28 threaded shank tools, meeting the highest industry standards.

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INSPECTION PROCESS: OUR INSPECTION PROCESS IS CONCLUDED USING OUR ZOLLER GENIUS 3 MACHINE TO CONFIRM CRITICAL GEOMETRY & TOLERANCE CALLOUTS ARE ACHIEVED 

Utilizing the Zoller Genius 3 machine, we ensure unparalleled precision in inspecting 1/4-28 Threaded Shank Tools. This state-of-the-art equipment guarantees meticulous examination of critical geometry and tolerances, meeting the highest industry standards. Our commitment to excellence goes beyond routine checks, utilizing advanced technology to consistently deliver tools that exceed expectations.

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PRODUCTION OF CARBIDE MICRO DAGGER DRILLS

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We manufacture large production quantities of micro dagger drills on imperial or metric shanks. Utilizing our lineup of top tier OD grinding machines we're able to produce high quality dagger drills made to print specifications. Final inspection to ensure diameters are within tolerance is done on our Genius Zoller 3 inspection machine. 

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Home: Shop Floor

SOLID CARBIDE DRILLS

step drill,  drill reamer, dagger drill, double margin drill, coolant through drill, carbide drill, piloted countersink, H-Drill, self centering drill,  dreamer, carbide drill

Demand for high-quality solid carbide drills is high. We produce some of the best-performing drills that create exceptionally clean holes and finishes. Our range includes various custom drills such as step drills, double-margin drills, drill reamers, coolant-through drills, high helix, combination drills, and our popular H-Drill. The H-Drill boasts a 3-flute design with a fine-tip point that eliminates walking, resulting in superior finishes, faster feed rates, and overall enhanced performance. Whether you require large production runs or smaller orders with a minimum of three pieces, we can accommodate your needs.

INSPECTION PROCESS: OUR INSPECTION PROCESS IS CONCLUDED USING OUR ZOLLER GENIUS 3 MACHINE TO CONFIRM CRITICAL GEOMETRY & TOLERANCE CALLOUTS ARE ACHIEVED 

Utilizing the Zoller Genius 3 machine, we ensure unparalleled precision in inspecting 1/4-28 Threaded Shank Tools. This state-of-the-art equipment guarantees meticulous examination of critical geometry and tolerances, meeting the highest industry standards. Our commitment to excellence goes beyond routine checks, utilizing advanced technology to consistently deliver tools that exceed expectations.

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OUR SHOP

We manufacture cutting tools on the highest quality CNC grinders available. Along with our vast capabilities for producing solid carbide rotary tools and form tools, we also have a dedicated tool and cutter grinding facility to sharpen and recondition your existing cutting tools. We are not only experts in carbide specialties, we have vast knowledge in high-speed machining. If you utilize machinery that is capable of running 6K-40K rpm and 24-100hp, we have a wide range of tools suitable for your operations

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QUALITY CONTROL/INSPECTION

Quality is always a primary focus for manufacturers seeking new cutting tool suppliers. A manufacturer with our extensive experience in crafting cutting tools recognizes that to ensure optimal performance, maintaining quality throughout the entire tool-making process is paramount. To achieve this goal, our inspection department has invested hundreds of thousands of dollars in new equipment, software, and processes, solidifying our commitment to upholding a reputation for excellence. The culmination of our quality assurance efforts is seen in the final inspection stage, where we utilize our Zoller Genius 3 to meticulously verify that all critical cutter geometries and tight tolerance callouts have been met. This meticulous approach guarantees that each cutting tool not only appears identical but consistently delivers optimal performance.

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Inspecting tools on our Zoller machine is the final stage of our inspection process after initial inspection which includes checks for chips, heels, burs, etc. as well as measuring all callouts on customer prints on an optical comparator, micrometer inspection of tool necks and shanks, and tool washing before Zoller inspection. Checking tools on our Zoller ensures certified tools match their corresponding reports. We measure and confirm cutter diameters, step lengths, helix angles, relief angles, hook, and other crucial geometrical features confirming they match the master tool we keep on hand for all cutting tools manufactured at California Tool.

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