MIG Drive Rollers 

1.0-1.2mm

KNURLED DRIVE ROLLER
30mm x 10.mm x 22mm Bore
(SP00052)
FCW Drive roll kit 1.0mm & 1.2mm Cored wires
Knurled drive wheels reduce slipping when using flux cored wires.
Requires less tension on idle wheel.
Wheel Size diameter 30.0mm x 10mm wide x 2.0mm Bore + (keyway 4.0mm )