M4 x 0.7 x 8mm Spring Ball Point Socket Set / Grub Screws 20 Pcs

Class: 12.9
Nominal diameter: M4
Thread pitch: 0.7 mm
Overall length: 8 mm
Drive Style: Hex-Key
Material: Steel
Quantity: 20 Pcs
The picture may not be the correct reamer size, for reference only.