Up for auction is a special purpose double beam helical zero backlash coupling drive made by Rocom Corporation. B series 1/4” X 1/4” bore drive has G10 phenolic insert for thermal and electrical isolation on one end, New and unused condition, p/n BTOOO100-1032-C1. Use for high speed resolvers, encoders or precision potentiometers.
The diode that is used in this laser module is brand new, and was not extracted from a Blu-ray burner sled, as is visible by its long, uncut pins. They are rated by the manufacturer for 170mW pulse, however they can be driven to provide approximately 150mW continuously (an additional heatsink may be required for prolonged operation of over 35 seconds at this power level).
STARRETT 12" PRECISION MASTER SQUARE NO. 20 with CASE You are bidding on a Starrett Master 12" Precision Square, Model 20 with wood Sleeve Case. The finest precision-checking squares - not graduated.
This offer is for a very good condition, used top quality master precision square made by Starrett (one of the finest precision tool makers in the world). The blade size is 6"(150mm), and the beam size is 4 5/16"(110mm). Recommended for use where extreme accuracy is required.
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