S-1998 Spikey Test Needles Set

Model No. : S-1998
[Gold-tipped needles, marked with karat value, are used with testing solutions and stones to determine the contents of gold]
  Model No.   Weight
S-1998A 3-point (10, 14, 18k) 7 gm
S-1998B 4-point (10, 14, 18k, .999) 8 gm
S-1998C 5-point (8, 10, 12, 14, 18k) 8 gm
S-1998D 6-point (8, 10, 12, 14, 18k, .999) 9 gm
S-1998E 9-point (6, 8, 10, 12, 14, 18, 20, 22k, .999) 10 gm