Bowling Ball Drilling Form

Left <--- 0 1/16 1/8 3/16 1/4 5/16 3/8 7/16 1/2 9/16 5/8 11/16 3/4 13/16 7/8 15/16 1   Right ---> 0 1/16 1/8 3/16 1/4 5/16 3/8 7/16 1/2 9/16 5/8 11/16 3/4 13/16 7/8 15/16 1     0 1/16 1/8 3/16 1/4 5/16 3/8 7/16 1/2 9/16 5/8 11/16 3/4 13/16 7/8 15/16 1 1 1/16 1 1/8 1 3/16 1 1/4 1 5/16 1 3/8 1 7/16 1 1/2 Reverse Hole Size 1/2 17/32 9/16 39/64 5/8 41/64 21/32 43/64 11/16 45/64 23/32 47/64 3/4 49/64 25/32 51/64 13/16 53/64 27/32 55/64 7/8 57/64 29/32 59/64 15/16 31/32 63/64 1 1 1/64 1 1/32 1 3/64 1 1/16 1 3/32 1 1/8 1 1/4 1 3/8 1/8 3/16 1/4 5/16 3/8 7/16 1/2 --Bridge-- Hole Size 1/2 17/32 9/16 39/64 5/8 41/64 21/32 43/64 11/16 45/64 23/32 47/64 3/4 49/64 25/32 51/64 13/16 53/64 27/32 55/64 7/8 57/64 29/32 59/64 15/16 31/32 63/64 1 1 1/64 1 1/32 1 3/64 1 1/16 1 3/32 1 1/8 1 1/4 1 3/8 0 1/16 1/8 3/16 1/4 5/16 3/8 7/16 1/2 9/16 5/8 11/16 3/4 13/16 7/8 15/16 1 1 1/16 1 1/8 1 3/16 1 1/4 1 5/16 1 3/8 1 7/16 1 1/2 Reverse           Forward 0 1/16 1/8 3/16 1/4 5/16 3/8 7/16 1/2 9/16 5/8 11/16 3/4 13/16 7/8 15/16 1 1 1/16 1 1/8 1 3/16 1 1/4 1 5/16 1 3/8 1 7/16 1 1/2 Forward 0 1/16 1/8 3/16 1/4 5/16 3/8 7/16 1/2 9/16 5/8 11/16 3/4 13/16 7/8 15/16 1 1 1/16 1 1/8 1 3/16 1 1/4 1 5/16 1 3/8 1 7/16 1 1/2     True Span Cut   Cut True Span     Hole Size 1/2 17/32 9/16 39/64 5/8 41/64 21/32 43/64 11/16 45/64 23/32 47/64 3/4 49/64 25/32 51/64 13/16 53/64 27/32 55/64 7/8 57/64 29/32 59/64 15/16 31/32 63/64 1 1 1/64 1 1/32 1 3/64 1 1/16 1 3/32 1 1/8 1 1/4 1 3/8     Right Handed Left Handed An 1/4 inch bridge is industry standard. Any bridge size smaller then this will void the manufacturer's warranty. Also, finger pitches that do not add up to 3/4 of an inch will also void manufacturer's warranty. 0 1/16 1/8 3/16 1/4 5/16 3/8 7/16 1/2 9/16 5/8 11/16 3/4 13/16 7/8 15/16 1 Forward      Reverse 0 1/16 1/8 3/16 1/4 5/16 3/8 7/16 1/2 9/16 5/8 11/16 3/4 13/16 7/8 15/16 1 1 1/16 1 1/8 1 3/16 1 1/4 1 5/16 1 3/8 1 7/16 1 1/2   Oval Angle: 0 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90   Left 0 1/16 1/8 3/16 1/4 5/16 3/8 7/16 1/2 9/16 5/8 11/16 3/4 13/16 7/8 15/16 1 <---> Right 0 1/16 1/8 3/16 1/4 5/16 3/8 7/16 1/2 9/16 5/8 11/16 3/4 13/16 7/8 15/16 1 Finger grip type: Ring Finger Size: Middle Finger Size: Thumb sleeve type: Size: Thumb solid type: Engraving: 8 Characters Max. All Uppercase. Track Circumference: Axis Point: Comments: Your name: Email Address: Order Number: