Electrical Category
Electrical Boxes And Enclosures
Electrical Subcategory
Utility Boxes
Cable Entry
Knockouts for conduit
Knockouts
1/2 in;1/2 - 3/4 in Combination (TKO)
MsdsURL
http://hubbellcdn.com/ohwassets/HCI/RACO/Hubbell-RACO_MSDS_for_Steel_Boxes_and_Covers.pdf
Special Features
Patented TKO 1/2" & 3/4" eccentric knockouts (Per U.L. 514-A, suitable for use without a bonding jumper in circuits above or below 250 volts); combination cover screw heads provide for faster mudring/cover installation; raised ground provision in b