12.7mm thumb screws for the Micro Jig Gripper Push Block
Whilst this is a spare part for the GRR-Ripper Material Control System, it can also be used as a thumb screw in conjunction with the offset oval nuts that will fit in either the Baladonia or Incra T-Tracks and T-Track Plus.
Push Block GRR-Ripper Part 10-32 x 1/2in Thumb Screw Pk 4
Sold as a packet of 4, the overall length of the thumb screw is 25.4mm with a 3/16 32 x 12.7mm thread. The outside diameter of the knob is 17.5mm - slightly less than the overall width of standard t-track.