3M 87449 Silver Depressed Center Grinding Wheel, T27 Quick Change, 9 in x 1/4 in x 5/8-11 Center Hub Thread, 7010409732, 20 per case 
Dynabrade 98273 - 1/2" Female Coupler with 1/2" Male Plug Assembly 
Insize 4831-20A, DIGITAL WELDING GAGE, 6928640359460
$210.55
Resolution .0005″/0.01mm
Buttons: zero, in/mm, on/off.
Battery LR44.
Made of stainless steel.
Electronic Welding Gage
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