The Brownells 1911 Mainspring Housing Hones expertly polish the inside of any Government or Commander mainspring housing leaving a smooth burr free surface. A smooth surface finish inside of a mainspring housing is essential to get that professional trigger job. These silicon carbide hones are available in a medium 400 grit or a fine 800 grit. It is highly recommended that these hones be used with Flex-Hone Oil


Brownells 1911 Mainspring Housing Hone dimensions: 8" Overall Length

1/2 Pint Flex Hone Oil Brownells Part Number: 080609008