Bosch ITPH3105 Impact Phillips Insert Review

Bit #3 is for larger screws that sometimes require more torque. I use them with effect. I tend to go for the cheaper models #3. They have been well tested (actually just one of the five bits). I'm still rocking my first beat in about 2 months. For me, this is everyday use. I haven't had a serious side rib stump yet, for most screws I work with it fits perfectly. Well done, kudos to Bosch!

I use these bits on my cordless impact wrench for Honda rotor mounting bolts (and similar). I use vessel bits on my handheld impact wrench, but they are 1/4-shaft bits. I've always used my handheld impact wrench for this, but after getting these bits and trying the cordless impact wrench, these screws came out in seconds. Unfortunately I could not find what specification these bits are made for. The reason this matters, at least to me, is because the rotor mounting screws I mentioned are…