Size: 1/2-20GH: 3Flutes: 3
HSS UNC
No 4-40 HSS UNC – Spiral Point Bright Tap
5/16-18 HSS UNC – Spiral Point Blue Tap
5/16-18 HSS UNC – Spiral Point Bright Tap
3/8-16 HSS UNC – Spiral Point Blue Tap
No 12-24 HSS UNC – Spiral Point Bright Tap
No 4-40 HSS UNC – Spiral Point Blue Tap
1/4-20 HSS UNC – Spiral Point Bright Tap
No 12-24 HSS UNC – Spiral Point Blue Tap
1 1/8-7 HSS UNC – Spiral Point Bright Tap