Slide Rule/Wheel Calculators

- 2012 UPC Water Pipe Sizing Calculator,IAPMOProduct ISBN:28-12W
Price $19.95 $17.95Code: 091I08-12Architects' & Engineers' Scales Pocket SetProduct ISBN:08835901301
Price $6.95 $6.25Code: PCS-20Structural Details - Rolled Steel Beams & Channels Slide Chart ONLY 3 LEFT!Price $19.95 $17.95QuickviewCode: SW2