Precision Grinding

49 Precision specializes in comprehensive manufacturing support for machining processes including turning, boring, threading (multi-start, optics), milling and precision grinding, handling intricate components and specialized tooling. A registered Veteran-Owned Business in the US Capital Region, it serves R&D and prototype work through complete assemblies and sub-assemblies, maintaining calibrated inspection tools tested on NIST-traceable gage blocks. Guiding philosophy is "Quality, Purpose, Loyalty."

AssemblyBoringMetrology & InspectionMillingProduction MachiningPrototype machiningPSC 1680PSC 3020PSC 3465PSC 3470PSC 6515PSC 6520PSC 7B20PSC 7C20PSC 9510PSC 9515PSC R499PSC R799ThreadingTool MakingTurning

Accu-Grind & Mfg Co Inc. is a family-owned precision machining and grinding shop in Dayton, Ohio, serving Defence, Medical, Aerospace, Gas & Oil, Alternative Energy and Contract Manufacturing customers since 1988. Its 27,000 square foot facility houses over 90 machines including Blanchard, surface, jig, OD/ID, centerless, belt and double disc grinders, lapping, honing and bar-fed live tooling turning centers. "From print to part" one-stop service covers CAD modeling, material procurement, machining, grinding, fabrication and secondary operations.

AssemblyBlack Oxide FinishingBlanchard GrindingCalibrationCenterless GrindingCNC machiningCNC millingCNC turningContract manufacturingDouble disc grindingHeat treatingHoningInventory ManagementJig grindingLappingOD/ID grindingPart traceabilityPrecision MachiningProduction MachiningPrototypingPSC 1005PSC 1095PSC 3461PSC 3465PSC 3470Reverse engineeringStress RelievingSurface GrindingWelding

American Precision Tool & Engineering, Inc. is an AS9100D certified precision machine shop in Pacoima, California, serving aerospace, defense, space, drone, medical and pharmaceutical customers since 2005. The shop provides CNC milling and turning, Swiss machining, precision grinding, tooling and fixturing, prototyping, welding and metal fabrication, plus softgel tooling for soft gelatine encapsulating machines, shipping finished components nationwide and worldwide.

4 and 5 axis millingAssembly IntegrationCMM inspectionCNC laser cuttingCNC machiningCNC millingCNC plasma cuttingCNC turningDesign for ManufacturabilityFirst Article InspectionFit-up & Welding FixturesHeli coil installationLight AssemblyLive toolingMIG weldingPrecision WeldingPress Brake BendingPrototype machiningPSC 1560PSC 1610PSC 1615PSC 1620PSC 1675PSC 1680Punching & NotchingRolling & Sheet Metal FormingScrew machiningSecondary machiningSwiss MachiningSwiss Screw MachiningTIG welding

Kaskaskia Tool & Machine is a second-generation, family-owned precision manufacturer in New Athens, Illinois, operating a 35,000 sq ft shop since 1971. The company delivers fully integrated CNC manufacturing under one roof: large-envelope 4th- and 5th-axis machining and turning, Blanchard and surface grinding, welding and fabrication, wire EDM, mechanical assembly and CMM inspection. KTM is AS9100 and ISO 9001 certified by NQA and supplies aerospace, defense, industrial, heavy equipment, energy and custom machinery customers on a build-to-print basis.

5-axis CNC machiningBlanchard GrindingBuild-to-Print ManufacturingCMM InspectionCNC machiningCNC turningEngineering SupportFirst Article InspectionGun DrillingMechanical AssemblySurface GrindingTooling, Dies & FixturesWelding & FabricationWire EDM

Petersen Precision manufactures high-precision metal parts and assemblies, producing small to medium-sized parts in production volume to match customer prints. Since 1966 it has offered precision grinding, precision lapping, fine blanking, wire EDM, CNC turning, CNC machining, and abrasive finishing and deburring, supported by subcontracted heat treating, passivation and plating, an in-house tool and die shop, and iso 9001 and as9100d certification.

AssemblyBlanchard GrindingCNC machiningCNC turningEDMHeat treatingHoningLappingMetal stampingPlatingPrototypingSurface GrindingSwiss turningWire EDM