Champion 13/16" Brute XL86 Hex Shank Bridge Reamer XL86-13/16 FEATURES: Enlarge And Align Holes In Structural Steel. Hex Shank For Use In Rotary Impact Sockets. Shank Diameter Of Reamer Matches Socket Size For Bolt Which Will Be Driven Through Newly Reamed Hole. Left Hand Helix, Right Hand Cut Sheers Chips Away From Operator. Ideal For Use In Bridge Building/Maintenance, Steel Erection, Ship Building, And Other Structural Steel Applications. Surface Treated High Speed Steel. High Speed Steel. SPECIFICATIONS: Diameter (IN)13/16" Point Diameter (IN)35/64" Flute Length (IN)6-3/8" Overall Length (IN)9-3/4" Shank Size (IN)1-1/4" Reamer TypeBridge Performance LevelHeavy Duty Champion 13/16" Brute XL86 Hex Shank Bridge Reamer XL86-13/16