OEM: Arc Chuck Rectangular

Size Hanlon Stud Welding Nelson  Proweld Truweld Image Midwest Fasteners Erico/KSM 
1/8 x 1/4 ACR1814 CR-CA C1225
1/8 x 5/8 ACR1858 500005014 CR-CC C1262 102-0102-12 033-791
1/8 x 3/8 ACR1838 500005003 CR-CB C1237 102-0102-11 033-790,