Need to add a scope mount base on your receiver? We have the solution for you. This Sun Optic drill jig drills and taps perfectly centered holes on your receiver for mounting a scope mount base. It saves you time with clean threaded holes to mount your scope base. Includes a #31 drill bit and 6x48 tap.
Features and Specifications:
Manufacturer Number: ST1878
Uses Precision Ground Arbor to Align Holes with Bore
No Measuring Required
Includes #31 Drill Bit and 6X48 Tap