HSS A/C Extension: 6" Fractional

31/64″ x 6″ HSS Aircraft Extension Drill Bit

HSS A/C Extension: 6" Fractional

15/32″ x 6″ HSS Aircraft Extension Drill Bit

HSS A/C Extension: 6" Fractional

27/64″ x 6″ HSS Aircraft Extension Drill Bit

HSS A/C Extension: 6" Fractional

13/32″ x 6″ HSS Aircraft Extension Drill Bit

HSS A/C Extension: 6" Fractional

23/64″ x 6″ HSS Aircraft Extension Drill Bit

HSS A/C Extension: 6" Fractional

11/32″ x 6″ HSS Aircraft Extension Drill Bit