9.9mm HSS Stub Drill 0.3898" 6490640 Fits 1958-1986 Gen I perimeter
Description
Fits 1958-1986 Gen I perimeter bolt small block Chevy heads
To make installation as straightforward as possible
The Street Pro-Billet is a popular route for people looking for proven race performance for their street cars
Flute length 7/8"
9.9mm HSS Stub Drill 0.3898" 6490640 Fits 1958-1986 Gen I perimeterShort rigid twist drill for depths upto 3xd, with self centring point geometry
Exchange/Return Notes
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