657A

features

• Provides universal adjustment in both horizontal and vertical planes
• For use with all Starrett Test, Back-Plunger, AGD, Dial and Miniature-Dial Indicators
• Accommodates similar indicators of other manufacturers
• Powerful, permanent magnetic base holds firmly to steel or iron surfaces - horizontally, vertically, upside-down
• Push-button turns magnetic force on or off for quick, one-hand setup and take-down
• V-step adapts base to horizontal or vertical arbors and chucks
• Black wrinkle finish on non-working surfaces

includes

• Magnetic Base, Swivel Post Assembly