1-1/2" Drive 4-1/4" Square Drive Pin Hole Impact Adaptor, 1-1/2" Internal Drive x 1" External Drive | IM53 Non-Reversible Ratcheting Combination/Spline • Includes SIMM150A-SIMM250 and SIMM270

• Includes SIMM150A-SIMM250 and SIMM270 (15-25 and 27 mm) in a storage tray

• Padded lid protects finish and provides additional work surface

• Made from heavy-gauge steel for superior strength

• Includes (4 pc) (3/8–7/16"

textured elastomer grip prevents hand slippage

1-1/2" Drive 4-1/4" Square Drive Pin Hole Impact Adaptor, 1-1/2" Internal Drive x 1" External Drive | IM53 Non-Reversible Ratcheting Combination/Spline • Includes SIMM150A-SIMM250 and SIMM270Heat treated to optimize impact service life, with lower hardness to withstand repeated cycling loads of impact wrenches Manufactured with a Snap on proprietary blend of special alloy steel for strength and durability Industrial black oxide finish helps protect against corrosion Specifications Dimension B, External Sq. Dr., inches : 1 Country Of Origin : USA Dimension A, Internal Sq. Dr., inches : 1 1 2 Retention Type : Pin Hole Dimension C, Outside