Eklind Ergo-Fold Hex Key Set, 6-Piece RV Sewer Hose Coupler They are not certified with

They are not certified with any other facepiece

The kinfe/anvil style laser heat treated cutting edges last longer and cut better

Grip the knife in your hand and use your thumb to push down on the blade release located on the retention support

3-wire grounding

Eklind Ergo-Fold Hex Key Set, 6-Piece RV Sewer Hose Coupler They are not certified withFeature a composite grip handle shaped for superior ergonomics. A soft cushion grip insert provides comfort and slip resistance. Highest quality chrome nickel alloy hex steel, heat treated for superior strength and finish to resist rust. Sizes include: 5 32', 3 16', 7 32', 1 4', 5 16', 3 8'. Handle size: large, red.