Ko-ken Tools 3/4 in Square Drive 12-Point Surface Drive Deep Impact Socket, 29mm - 16310M-29 3/8" Sockets & Accessories U-3 Inserts - 4

U-3 Inserts - 4

High: 100 Lumens

Material: Lightweight NK-7 resin

Includes 6 Point Standard Socket: (1) 1/4

Chrome-Plated - BT 9280522

Ko-ken Tools 3/4 in Square Drive 12-Point Surface Drive Deep Impact Socket, 29mm - 16310M-29 3/8" Sockets & Accessories U-3 Inserts - 4Ko ken Tools 3 4 in Square Drive 12 Point Surface Drive Deep Impact Socket, 29mm 16310M 29 Surface drive sockets are designed to retain contact with flat sides of nut to transmit high torque and reduce nut wear. Compared to FLAT DRIVE, SURFACE DRIVE utilizes contact on the larger area closer to the center of the bolt or nut. SURFACE DRIVE is useful for painted face nuts or any bolt or nut made of soft material, with less risk of damaging the faces.