Orange Hard Switch Shaping Block SB25 66-0403-0000 "wax additive" is needed to

"wax additive" is needed to make a fully cured sand-able finish coat

Denatured Alcohol is used to thin the epoxy for better penetration of material

SHELF LIFE

Fins Color: White

Apex Marine Epoxy Resin (45 Minute Pot Life) is a versatile epoxy system ideal for everyday marine use

Orange Hard Switch Shaping Block SB25 66-0403-0000 "wax additive" is needed to#SB25 Velcro hook on both sides. Switch different grits quickly. Hard shaping block The ORANGE HARD SWITCH SHAPING BLOCK has a layer of Velcro hook on the top and bottom, so you can use your screen on one side of the block and sandpaper on the other side or any combination you want. You don't have to change paper or screen as often. A time saver right! This block is blown in a mold using Flexpad foam. NOT GLUED! So it's way stronger and stays flat.