Indexable Boring Bar Accessories- Replacement Screws and Flag Keys
Indexable Boring Bar Accessories - Replacement Flag Keys and Screws
All 3/16", 1/4", and 5/16" right and left-hand bars use AT6+ screws (for triangle or diamond-shaped inserts)
All 3/8" and 1/2" bars use AT8+ screws
AT6+ screws use AT6+ flag keys. AT8+ screws use AT8+ flag keys.
Indexable Flag Key
SCT Flag Keys are engineered for precision insert changes in all SCT indexable boring bars.
Available in AT6+ and AT8+ sizes, these flag-style Torx® keys provide the torque control and grip required for consistent screw engagement and insert seating.
Designed specifically to match our AT6+ and AT8+ screws, each key features a comfortable plastic handle and hardened steel tip to resist stripping and wear.
Whether you're setting up a new tool or performing a quick insert replacement, SCT flag keys make maintenance easy, secure, and repeatable.

| Accessory | Size | Item # | EDP# |
|---|---|---|---|
| Flag Key (2-pack) | AT6+ | A6KEY | SCI.301301 |
| Flag Key (2-pack) | AT8+ | A8KEY | SCI.302304 |
Indexable Screws (Replacement Packs)

| Accessory | Size | Item # | EDP# |
|---|---|---|---|
| Screws (10-pack) | AT6+ | A6SCREWS | SCI.302307 |
| Screws (10-pack) | AT8+ | A8SCREWS | SCI.302310 |