Tri-Wing screws are commonly used in avionics, but you will also find them on the heads of bolts, and panel screws. These bits are drop forged and tempered to resist wear
2EM-KIT
TBB-7
ATS-SBC
2EM
ATS-200B
ATS-4X
6061B
SPCT100A
PRP-26A
133KIT