‘The best tools for the job’ 4Ground Tools are a range of useful and often hard to find tools for both novice and experienced model makers. The 4Ground Pin Vice. Our Pin Vice has a rotating head that gives greater accuracy when drilling included are 5 different drill bits and 2 reversible collets for stronger drill-gripping (the spare is in the body of the drill). Weighs 190g including packaging. See our Customer Service page for details of postage rates.