... 6.4mm22,23,243/8" x 3/8"10.6mm x 10.6mm19,20,21,221/2" x 1/2"12. ... 7mm x 12.7mm16,17,18,19,20,21, ... x 5/8"16mm x 16mm18,19,20,21,3/4" x 3/4"19.1mm x 19.1mm16,17,18,19 ... In inchIn metric unit(mm)2" x 3"50mm x 75mm2.0mm,2.5mm,1.65mm3" x ... 3"75mm x 756mm2.67mm,2.41mm,2.11mm,1 ... 16,17,18,19,20,213/4" x 3/4"3/4" x 3/4"16,17,18,19,20,211" x ...