657D

description

• The Starrett 657 Magnetic Indicator Holder Base has three precision ground, magnetic contact surfaces. Grips horizontally, vertically or upside down. V-step holds base to round surfaces. Extra #1/4-20 tapped hole in one side of base (not shown) for mounting post. Available with or without Starrett AGD Dial Indicators: in reading 25-131J (graduation .0005 in, dial reading 0-25-0, range .125 in) or millimeter reading 25-181J (graduation 0.01mm, dial reading 0-50-0, range 2.5mm). Other indicators can be furnished on request. Magnetic Base with 657G/657H/657J.

features

• Three precision ground magnetic contact surfaces (plus V-step)
• Powerful, permanent magnetic base holds firmly to steel or iron surfaces - horizontally, vertically, upside-down
• The swivel post assembly on these holders provides universal adjustment in both horizontal and vertical planes
• Includes magnetic base, upright post assembly including post, swivel post snug and gage holding rod