PBC Linear NIPDM20SS 0300 SL Pre Drilled Linear Shaft, Polished Stainless Steel, 20 mm Dia, 300 mm Lg G1991 Operating Temperature 10°C to 60°C Operating Temperature 10°C to 60°C Provides Stable Continuous Monitoring of the Wrist Strap's Path to Ground Presence of its 1 megaohm Safety Resistor Upper Resistance Limit 10 megaohm Lower Resistance Limit 1 megaohm Number of Wrist Straps Monitored 2 Number of Dissipative Surfaces Monitored 1 Number of Metal Grounds Monitored 2 Power Required Minimum 100V AC Power Required Maximum 240V AC Alarm Type Audio Beep Lined Bearings Finish Polished Mounting Hole Center to Center 150 mm Shaft End to Hole 75 mm Shaft Hole Spacing 150 mm Shaft Material Stainless Steel Surface Roughness 8 12 RMS Standards ISO Shaft Drilling Pre Drilled Product Type Linear Shaft System of Measurement Metric Shaft Material Grade 440 Shaft Material Finish Polished Mounting Hole Center to Shaft End 75 mm Core Type Solid Mounting Hole Type Tapped Number of Mounting Holes 2 End Type Plain Ends Series NIPDM Roughness 8 12 uin RMS Shaft Type Pre Drilled Shaft Surface Hardness Minimum 60 HRC Weight Per Meter 2 Overall Length 300 mm