Replacement Fluorescent Bulb 10W-70mm ID Older Model Semi-Square With 4 Pins Prop 65 - Carbon Black-Nickel-Lead Two different size steel collets

Two different size steel collets are mounted in opposite ends of the hollow handle

This kit is intended for buyers who already own a torch system

7 mm Total Length 112

Lower gold content than the workpiece

accurate cuts from one compact

Replacement Fluorescent Bulb 10W-70mm ID Older Model Semi-Square With 4 Pins Prop 65 - Carbon Black-Nickel-Lead Two different size steel colletsThis replacement fluorescent bulb is designed for older model OttoSetters microscopes sold prior to 2002. Featuring a semi square mount with four pins, this bulb measures 3 1 4" in diameter and is rated at 10W with a 70mm inner diameter. If your bench microscope is showing its age and the original bulb has burned out, this is the correct replacement to restore proper illumination to your workstation. Features Designed for older OttoSetters microscope