- Premium German grade S2 modified steel
- Pack includes 10 phillips head bits
- PH2 x 1" length
- 1/4" Hex Shank
All BCP Fastener bits are made from shock resistant S2 modified steel and have a Rockwell hardness of between 58-62 HRC. S2 Modified Steel is the most durable material for the performance required by our professional end users.