31 64" M42 Cobalt HSS Drill Bit BT387 4365" Material Steel Brand Timken 868 SMA549979 4365" Material Steel Brand Timken Make Type Model John Deere Tractor 2355 John Deere Tractor 2555 John Deere Tractor 2750 John Deere Tractor 2755 John Deere Tractor 4520 John Deere Tractor 4555 John Deere Tractor 4560 John Deere Tractor 4650 John Deere Tractor 4755 John Deere Tractor 4760 John Deere Tractor 4850 John Deere Tractor 4955 John Deere Tractor 4960 John Deere Tractor 7630 John Deere Tractor 7720 John Deere Tractor 7730 John Deere Tractor 7820 John Deere Tractor 7830 John Deere Tractor 7930 John Deere Tractor 8100 John Deere Tractor 8110 John Deere Tractor 8120 John Deere Tractor 8130 John Deere Tractor 8200 John Deere Tractor 8210 John Deere Tractor 8220 John Deere Tractor 8300 John Deere Tractor 8310 John Deere Tractor 8400 John Deere Tractor 8410 The Ignitor replaces breaker points and troublesome factory electronic ignitions with a dependable Specifications Norseman Drill Products are proudly manufactured in the USA