Stainless Steel. Self-retaining retractor with hooks.
S-506-35 4-1/2" 11.5 cm 2 x 3 Sharp Prongs S-506-36 4-1/2" 11.5 cm 2 X 3 Blunt Prongs S-506-37 5-1/2" 14 cm 3 X 4 Blunt Prongs 17 mm Deep S-506-38 5-1/2" 14 cm 3 X 4 Sharp Prongs 17 mm Deep S-506-39 6-1/2" 16.5 cm 3 X 4 Sharp Prongs 18 mm Deep S-506-40 8" 20 cm 3 X 4 Sharp Prongs 20 mm Deep