英國 "Helix" T81012 圓規(鉛芯)
COMPASS-HELIX-T81012
The Helix T81012 is a 160mm Quick-Release precision compass. Thumbwheel provides enhanced accuracy and precision. Geared head for centring. Kit contains 2mm replacement leads.
COMPASS-HELIX-T81012
The Helix T81012 is a 160mm Quick-Release precision compass. Thumbwheel provides enhanced accuracy and precision. Geared head for centring. Kit contains 2mm replacement leads.
