[HP3H-P4:(+)No.4]
[HP3H-M2:(-)0.8×6.0]
[HP3H-P3:(+)No.3]
[HP3H-P2:(+)No.2]
The tip is a socket with a screwdriver bit shape.
●先端がドライバービット形状のソケットです
The knurling around the perimeter makes it easy to turn the bolt quickly with your finger.
For tightening and loosening Phillips screws.