3/8 Inch Drive x 18 mm Shallow 6-Point Universal Joint Impact Socket BoltsandNuts.com They have a 135° split

They have a 135° split point tip for fast penetration and accurate drilling and a round shank for use in a wide range of tool holding systems

Michigan manufacturing facility

Width: 15-9/16"

Part Number: BIT-DWDCO9/16

3/8 Inch Drive x 18 mm Shallow 6-Point Universal Joint Impact Socket BoltsandNuts.com They have a 135° split30 Degree Working Angle The joint rotates smoothly and continuously at up to a 30 degree angle 6 Sided Pinless Joint Our solid ball and socket style joint is stronger than joints that use pins, and the 6 sided ball operates more smoothly than 4 lug designs Two Size Markings The size is marked with a high visibility laser marking and a permanent stamped marking Works With Friction Ring or Detent Pin Anvils Smooth walls inside the drive end and a detent