Slide Rule/Wheel Calculators

Slide Rule/Wheel Calculators
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49 Items

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  1. Pocket Transformer
    Pocket Transformer
    Special Price $11.65 Regular Price $12.95
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  2. S-2 Walker's Self Computing Lumber Scale
    S-2 Walker's Self Computing Lumber Scale
    Special Price $6.25 Regular Price $6.95
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  3. 2021 Natural Gas Pipe Sizing Calculator, IAPMO
    2021 Natural Gas Pipe Sizing Calculator, IAPMO
    Special Price $17.95 Regular Price $19.95
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  4. Scheduling Wheel Chart
    Scheduling Wheel Chart
    Special Price $7.15 Regular Price $7.95
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  5. 2018 Natural Gas Pipe Sizing Calculator, IAPMO
    2018 Natural Gas Pipe Sizing Calculator, IAPMO
    Special Price $17.95 Regular Price $19.95
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  6. Duct Design Calculator Wheel
    Duct Design Calculator Wheel
    Special Price $7.15 Regular Price $7.95
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  7. DUCT CALCULATOR SLIDE RULE (ONLY 1 LEFT)
    DUCT CALCULATOR SLIDE RULE (ONLY 1 LEFT)
    Special Price $35.95 Regular Price $39.95
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  8. SMACNA Duct System Calculator
    SMACNA Duct System Calculator
    Special Price $53.95 Regular Price $59.95
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  9. Equal Friction Duct Calculator by Carrier
    Equal Friction Duct Calculator by Carrier
    Special Price $8.95 Regular Price $9.95
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  10. Air Duct Calculator - Slide Rule
    Air Duct Calculator - Slide Rule
    Special Price $8.95 Regular Price $9.95
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  11. ACCA Duct Calculation Slide Rule
    ACCA Duct Calculation Slide Rule
    Special Price $53.95 Regular Price $59.95
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  12. Asphalt Paving Job Calculator  Slide Rule
    Asphalt Paving Job Calculator Slide Rule
    Special Price $7.15 Regular Price $7.95
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  13. Piping Selector SB
    Piping Selector SB
    Special Price $22.45 Regular Price $24.95
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  14. piping selector 150/300 Wheel Calculator
    piping selector 150/300 Wheel Calculator
    Special Price $22.45 Regular Price $24.95
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  15. Steel Weight Finder,Wheel Calculator
    Steel Weight Finder,Wheel Calculator
    Special Price $17.95 Regular Price $19.95
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  16. COIL WEIGHT CALCULATOR WHEEL CHART
    COIL WEIGHT CALCULATOR WHEEL CHART
    Special Price $13.45 Regular Price $14.95
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  17. DUCTOGRAPH II 1 COPY LEFT! OUT OF PRINT!
    DUCTOGRAPH II 1 COPY LEFT! OUT OF PRINT!
    Special Price $20.65 Regular Price $22.95
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  18. Conduit Bending Charts
    Conduit Bending Charts
    Special Price $4.50 Regular Price $5.00
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  19. 2012 UPC Water Pipe Sizing Calculator,IAPMO
    2012 UPC Water Pipe Sizing Calculator,IAPMO
    Special Price $17.95 Regular Price $19.95
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  20. MIG Calculator
    MIG Calculator
    Special Price $4.45 Regular Price $4.95
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  21. Stick Calculator
    Stick Calculator
    Special Price $4.45 Regular Price $4.95
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  22. TIG Calculator
    TIG Calculator
    Special Price $4.45 Regular Price $4.95
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  23. Architects' & Engineers' Scales Pocket Set
    Architects' & Engineers' Scales Pocket Set
    Special Price $6.25 Regular Price $6.95
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  24. ENGINEERING REFERENCE CHART
    ENGINEERING REFERENCE CHART
    Special Price $3.15 Regular Price $3.50
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  25. PURON® SUB COOLING CALCULATOR R 22
    PURON® SUB COOLING CALCULATOR R 22
    Special Price $11.65 Regular Price $12.95
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  26. SHF ALIGNMENT RULER
    SHF ALIGNMENT RULER
    Special Price $7.15 Regular Price $7.95
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  27. Welding Process Calculator Set
    Welding Process Calculator Set
    Special Price $8.05 Regular Price $8.95
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  28. Storm Water Calculator
    Storm Water Calculator
    Special Price $53.95 Regular Price $59.95
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  29. 3-Pack (MIG, TIG, Stick) Calculators
    3-Pack (MIG, TIG, Stick) Calculators
    Special Price $8.95 Regular Price $9.95
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  30. Welding Preheat Calculator
    Welding Preheat Calculator
    Special Price $9.85 Regular Price $10.95
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  31. TIG Slide Rule
    TIG Slide Rule
    Special Price $7.15 Regular Price $7.95
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