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Hydraulic Oil for Metalworking

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  • TRUEGARD Semi Synthetic Coolant 266 - 55 Gallon Drum

    $884.58 - $884.58
    $884.58
    $884.58 - $884.58
    $884.58

    TRUEGARD SS-266 Semi-Synthetic Coolant Concentrate TRUEGARD SS-266 is a versatile semi-synthetic coolant concentrate engineered for a broad spectru...

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    $884.58 - $884.58
    $884.58
    $884.58 - $884.58
    $884.58

  • TRUEGARD Tri-Purpose Cutting Oil - 55 Gallon Drum

    $696.71 - $696.71
    $696.71
    $696.71 - $696.71
    $696.71

    TRUEGARD #lOllA CUTTING OIL is a high-performance, active cutting oil specifically engineered for use in screw machines and lathe operations such a...

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    $696.71 - $696.71
    $696.71
    $696.71 - $696.71
    $696.71

  • TRUEGARD 3025 Vanishing-Stamping Lubricant Oil- 55 Gallon Drum

    $797.40 - $797.40
    $797.40
    $797.40 - $797.40
    $797.40

    TRUEGUARD 3025 Vanishing-Stamping Lubricant Oils are advanced, high-performance solutions engineered for a wide range of metalworking applications....

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    $797.40 - $797.40
    $797.40
    $797.40 - $797.40
    $797.40

  • TRUEGARD Cutting Oil D Plus - 55 Gallon Drum

    $992.15 - $992.15
    $992.15
    $992.15 - $992.15
    $992.15

    TRUEGARD CUTTING OIL D-PLUS is a dark amber, active cutting oil for the machining of difficult metals where a high degree of active anti-weld is re...

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    $992.15 - $992.15
    $992.15
    $992.15 - $992.15
    $992.15

  • TRUEGARD Soluble 384 Coolant - 5 Gallon pail

    $143.96 - $143.96
    $143.96
    $143.96 - $143.96
    $143.96

      Truegard Soluble 384 is the go to soluble coolant for versatile metalworking applications. This multi-purpose heavy duty coolant can machine alum...

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    $143.96 - $143.96
    $143.96
    $143.96 - $143.96
    $143.96

  • TRUEGARD HD-258 Cutting Oil- 55 Gallon Drum

    $888.35 - $888.35
    $888.35
    $888.35 - $888.35
    $888.35

    TRUEGARD HD-258 Cutting Oil is an exceptionally heavy duty cutting oil for tough ferrous machining applications. This highly fortified oil is also ...

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    $888.35 - $888.35
    $888.35
    $888.35 - $888.35
    $888.35

  • TRUEGARD 308 Rust Preventative - 55 Gallon Drum

    $915.56 - $915.56
    $915.56
    $915.56 - $915.56
    $915.56

    TRUEGARD 308 RUST PREVENTIVE is a premium solvent-based fluid engineered to deliver superior rust protection for metal surfaces. Upon application, ...

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    $915.56 - $915.56
    $915.56
    $915.56 - $915.56
    $915.56

  • TRUEGARD 304 Rust Preventative - 55 Gallon Drum

    $839.80 - $839.80
    $839.80
    $839.80 - $839.80
    $839.80

    TRUEGARD 304 RUST PREVENTIVE is a solvent-based fluid designed to deliver superior rust protection by forming a thin, dry, and slightly waxy film o...

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    $839.80 - $839.80
    $839.80
    $839.80 - $839.80
    $839.80

  • TRUEGARD Soluble 384 Coolant - 55 Gallon Drum

    $1,329.55 - $1,329.55
    $1,329.55
    $1,329.55 - $1,329.55
    $1,329.55

      Truegard Soluble 384 is the go to soluble coolant for versatile metalworking applications. This multi-purpose heavy duty coolant can machine alum...

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    $1,329.55 - $1,329.55
    $1,329.55
    $1,329.55 - $1,329.55
    $1,329.55

  • TRUEGARD Syncool 428 - 55 Gallon Drum

    $1,320.64 - $1,320.64
    $1,320.64
    $1,320.64 - $1,320.64
    $1,320.64

      TRUEGARD SYNCOOL 428 is a heavy duty water based cutting fluid concentrate. When diluted properly, TRUEGARD SYNCOOL 428 is suitable for most mach...

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    $1,320.64 - $1,320.64
    $1,320.64
    $1,320.64 - $1,320.64
    $1,320.64

  • TRUEGARD Soluble 324 Oil - 55 Gallon Drum

    $1,231.50 - $1,231.50
    $1,231.50
    $1,231.50 - $1,231.50
    $1,231.50

    324 Medium Duty Soluble Oil is an advanced, water-emulsifiable metalworking fluid concentrate engineered for optimal performance in machining opera...

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    $1,231.50 - $1,231.50
    $1,231.50
    $1,231.50 - $1,231.50
    $1,231.50

  • TRUEGARD #1011A CUTTING OIL - 55 Gallon Drum

    $918.23 - $918.23
    $918.23
    $918.23 - $918.23
    $918.23

    TRUEGARD #lOllA CUTTING OIL is a high-performance, active cutting oil specifically engineered for use in screw machines and lathe operations such a...

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    $918.23 - $918.23
    $918.23
    $918.23 - $918.23
    $918.23

  • TRUEGARD Drawing Oil 3694 - 55 Gallon Drum

    $1,830.33 - $1,830.33
    $1,830.33
    $1,830.33 - $1,830.33
    $1,830.33

    TRUGARD #3694 DRAWING OIL is a high-performance petroleum oil concentrate engineered for a wide variety of heavy duty stamping, punching, piercing,...

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    $1,830.33 - $1,830.33
    $1,830.33
    $1,830.33 - $1,830.33
    $1,830.33

  • TRUEGARD Syncool 741 - 55 Gallon Drum

    $1,320.64 - $1,320.64
    $1,320.64
    $1,320.64 - $1,320.64
    $1,320.64

      TRUEGARD SYNCOOL #741 is a premium synthetic coolant designed for grinding and light machining.   TRUEGARD SYNCOOL #741 is blended from select...

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    $1,320.64 - $1,320.64
    $1,320.64
    $1,320.64 - $1,320.64
    $1,320.64

  • TRUEGARD #1011A CUTTING OIL - 275 GALLON TOTE

    $4,591.49 - $4,591.49
    $4,591.49
    $4,591.49 - $4,591.49
    $4,591.49

    TRUEGARD #lOllA CUTTING OIL is a high-performance, active cutting oil specifically engineered for use in screw machines and lathe operations such a...

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    $4,591.49 - $4,591.49
    $4,591.49
    $4,591.49 - $4,591.49
    $4,591.49

  • TRUEGARD 304 Rust Preventative - 275 GALLON TOTE

    $4,198.99 - $4,198.99
    $4,198.99
    $4,198.99 - $4,198.99
    $4,198.99

    TRUEGARD 304 RUST PREVENTIVE is a solvent-based fluid designed to deliver superior rust protection by forming a thin, dry, and slightly waxy film o...

    View full details
    $4,198.99 - $4,198.99
    $4,198.99
    $4,198.99 - $4,198.99
    $4,198.99

  • TRUEGARD Syncool 741 - 275 GALLON TOTE

    $6,599.24 - $6,599.24
    $6,599.24
    $6,599.24 - $6,599.24
    $6,599.24

      TRUEGARD SYNCOOL #741 is a premium synthetic coolant designed for grinding and light machining.   TRUEGARD SYNCOOL #741 is blended from select...

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    $6,599.24 - $6,599.24
    $6,599.24
    $6,599.24 - $6,599.24
    $6,599.24

  • TRUEGARD Syncool 428 -275 GALLON TOTE

    $6,603.19 - $6,603.19
    $6,603.19
    $6,603.19 - $6,603.19
    $6,603.19

      TRUEGARD SYNCOOL 428 is a heavy duty water based cutting fluid concentrate. When diluted properly, TRUEGARD SYNCOOL 428 is suitable for most mach...

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    $6,603.19 - $6,603.19
    $6,603.19
    $6,603.19 - $6,603.19
    $6,603.19

  • TRUEGARD 308 Rust Preventative - 275 GALLON TOTE

    $4,573.99 - $4,573.99
    $4,573.99
    $4,573.99 - $4,573.99
    $4,573.99

    TRUEGARD 308 RUST PREVENTIVE is a premium solvent-based fluid engineered to deliver superior rust protection for metal surfaces. Upon application, ...

    View full details
    $4,573.99 - $4,573.99
    $4,573.99
    $4,573.99 - $4,573.99
    $4,573.99

  • TRUEGARD Semi Synthetic Coolant 266 - 275 TOTE

    $4,420.49 - $4,420.49
    $4,420.49
    $4,420.49 - $4,420.49
    $4,420.49

    TRUEGARD SS-266 Semi-Synthetic Coolant Concentrate TRUEGARD SS-266 is a versatile semi-synthetic coolant concentrate engineered for a broad spectru...

    View full details
    $4,420.49 - $4,420.49
    $4,420.49
    $4,420.49 - $4,420.49
    $4,420.49

  • TRUEGARD 3025-40 Lubricant Oil- 275 GALLON TOTE

    $4,189.49 - $4,189.49
    $4,189.49
    $4,189.49 - $4,189.49
    $4,189.49

    TRUEGUARD 3025 Vanishing-Stamping Lubricant Oils are advanced, high-performance solutions engineered for a wide range of metalworking applications....

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    $4,189.49 - $4,189.49
    $4,189.49
    $4,189.49 - $4,189.49
    $4,189.49

  • TRUEGARD 3025 Vanishing-Stamping Lubricant Oil- 275 GALLON TOTE

    $3,984.75 - $3,984.75
    $3,984.75
    $3,984.75 - $3,984.75
    $3,984.75

    TRUEGUARD 3025 Vanishing-Stamping Lubricant Oils are advanced, high-performance solutions engineered for a wide range of metalworking applications....

    View full details
    $3,984.75 - $3,984.75
    $3,984.75
    $3,984.75 - $3,984.75
    $3,984.75

Keller-Heartt's hydraulic oils can overcome the toughest of conditions to improve the efficiency of your hydraulic system. We offer 5-gallon pails and 55-gallon drums of the best Shell and TRUEGARD hydraulic fluids that will protect your system from harmful deposits and wear.

Keller-Heartt's TRUEGARD brand is your greatest defense against oxidation. TRUEGARD AW 32, 46, and 68 provide excellent thermal stability and anti-wear properties to keep your hydraulic system running at optimal levels.

Our Shell products use a patented technology to reduce breakdown in all temperature conditions. The Shell Tellus S2 V 68 Hydraulic Oil has excellent viscosity control, especially in cold starting temperatures and normal operating temperatures. Meanwhile, our Shell Tellus S2 M 32 Hydraulic Oil performs well under hot and heavy-duty load conditions. The Shell Tellus S3 V 46 Hydraulic Oil, available in 55-gallon drums, possesses a high viscosity index and preserves oil thickness in universal conditions to decrease maintenance work.

Free Resource

Stop Guessing Which Metalworking Fluid You Need

The Truegard Metalworking Fluid Cross-Reference Guide makes it easy to find the right cutting fluid, coolant, or lubricant for your machine — matched by competitor brand, viscosity grade, or application type. Trusted by machinists and procurement managers across the U.S. since 1929.

  • Cross-reference by competitor brand name
  • Find Truegard equivalents for 100+ fluids
  • Covers cutting oils, coolants, semi-synthetics & synthetics
  • Free PDF download, no account required
Download the Free Guide →

PDF download • Keller-Heartt Oil Co. • Family-Owned Since 1929