Stainless Steel Dowel Pins Assembly Pins (Pack of 10) flux paste pen and rich peripheral set augmented Each transmitter has a and rich peripheral set augmented with our unique Programmable I O (PIO) subsystem low sound wave and low noise operation Anti low frequency and low noise circuit design for stable performance Small voltage fluctuation with strong load capacity and minimal interference High precision 4 digit value display for accurate voltage and current readings Supports 24 hours of continuous full load operation Temperature controlled intelligent cooling fan activates automatically when internal temperature reaches a set threshold High quality materials with reasonable internal layout for reliable high power output Integrated power cord with safety ground wire and included accessories for safe and convenient use your hole should be equal to or slightly smaller than the diameter shown We also offer Stainless Steel dowel pins (SS304) for corrosive environments