SPECS:
• Bolt/Screw Size: 1-3/8 to 2 in
• 1 in NPT, 1 in BSP, 36 to 52 mm
• Drill Size: 13/16 in
• Flute Type: Spiral
NO.9 Screw Extractor 1 3/4"-2 1/8" Spiral Type. Size drill to use: 1 1/16".