Caravan trailer 8 x 4.5 mm design stamp professional grade with you in mind for stainless Caravan trailer 8 x 4.5 mm design stamp professional grade with you in mind for stainless trailer stamp, cravan stamp, Stamps insanely deep made from tool steel, 3.25 inch long Rockwell hardness 55 3/8 tool shank size, textured for sure grip