Precise Mini Universal 6" Arm For Indicator w/Fine Adjustment - 4401-0118

• Most Useful for centering holes on milling machines.
• Rigid universal steel arm.
• Indicator stem hole 8mm.
• Arm length: 6" 
• Unique central locking mechanism.
• Dovetail groove for clamping test indicator.
• Rod side dimensions (dia.x.L) 8mm x 40mm.