Gearwrench Wr Rat Comb Flex 18mm MBV441-6 Jaws have deep serrations on

Jaws have deep serrations on the outside of the tip to hold the lock ring securely

Seven position box joint allows for adjustable jaw openings

65 X 12 X 14 TPI BI-METAL BS100 From 4" up to 9" cutting capacity

Dia x Bore x Teeth 305 x 30 x 100T

Gearwrench Wr Rat Comb Flex 18mm MBV441-6 Jaws have deep serrations on9918 GEARWRENCH WR Ratcheting Combination FLEX 18MM Surface Drive on box end provides Off corner loading for better grip and reduced fastener rounding Knurled side beam for Ratcheting direction indicator 72 teeth Ratcheting box end needs as little as 5deg to move fasteners versus 30deg for standard box end Wrenches Continuous tension design controls the Flex Head Flex Head tilts 180deg at any interval to reach the tightest places Continuous tension