Snap-on Tools NEW 23pc Metric & SAE Reversible Ratcheting Combo Wrench Foam Set. SOXRRMET01FBR - 14-Piece Metric Flank Drive Plus Reversible Ratcheting Combination Wrench Foam Set. SOXRRSAE01FBR - 9-Piece SAE Flank Drive Plus Reversible Ratcheting Combination Wrench Foam Set.