It's made of quality and the durability to last.
Can be assembled to make a two or three jaw puller with standard or long reach
Jaws are reversible to make four styles of pullers
3 jaws (carbon steel): Length 107 mm, nail width 6 - 12 mm
1 crosshead (carbon steel): 62 × 55 mm
1 center bolt (carbon steel): diameter 10.9 mm × length 123 mm × width of two sides 14 mm
2 hole plate 6 pieces: 52 × 13 mm
6 screws & nuts: 26 mm × two sides width 10 mm