Personally, i would use a 3-D printer, but you can use any material that you have, and have an example next to you for reference if you aren't going to 3-D print.
taking a guess here : a lone.
hope this helps.
Answer:
Need to know
Explanation:
Need to know is a policy or predetermined criterion by which the requester of an information is granted access to the requested information only when a valid need is establish and not just because of his or her clearance, position, or rank.
