K&M - Pilot Jack Sierra The open finger tips provide

The open finger tips provide improved ventilation and at the same time enable this hand to be used for loading

And the commercial die manufacturers have no set standards for the Expander button in their dies

fogproof and shockproof

5gn Deluxe Scale Check Weight Set is ideal for the handloader who wants to have the ability to check a scale across its entire range

The actual calibre is irrelevant here

K&M - Pilot Jack Sierra The open finger tips provideThe Pilot Jack is used to assist setting the pilot position to achieve the proper cut into the case shoulder. Installation: Install the Pilot Jack on the bottom edge of the Neck Turner body and tighten the clamp screw. The thumb screw aligns to the shank end of the pilot and allows for easy positioning of the pilot in the neck turner body during the set up phase.