Letter Sizes Letter Sizes PRODUCT DETAILS: Slow Helix 135 degree split point provides ease of penetration. Heavy duty web, short flute and overall length increases strength and rigidity. Slow helix increases cutting edge strength. Ideally suited for drilling difficult materials (hardened up to Rc 60), including nickel alloys, chrome alloys, steel weldments, titanium alloys, high temperature alloys, and stainless steel weldments. Packaging: All sizes are individually packaged. Magnum Solid Carbide   |   Drills   |   Slow Helix   |   Letter Sizes   720A501 - "A" Slow Helix 135deg Solid Carbide Drill USA Price: $ 60.00 720A502 - "B" Slow Helix 135deg Solid Carbide Drill USA Price: $ 63.34 720A503 - "C" Slow Helix 135deg Solid Carbide Drill USA Price: $ 63.34 720A504 - "D" Slow Helix 135deg Solid Carbide Drill USA Price: $ 63.34 720A505 - "E" Slow Helix 135deg Solid Carbide Drill USA Price: $ 55.08 720A506 - "F" Slow Helix 135deg Solid Carbide Drill USA Price: $ 74.25 720A507 - "G" Slow Helix 135deg Solid Carbide Drill USA Price: $ 78.03 720A508 - "H" Slow Helix 135deg Solid Carbide Drill USA Price: $ 80.06 720A509 - "I" Slow Helix 135deg Solid Carbide Drill USA Price: $ 80.06 720A510 - "J" Slow Helix 135deg Solid Carbide Drill USA Price: $ 81.57 720A511 - "K" Slow Helix 135deg Solid Carbide Drill USA Price: $ 89.99 720A512 - "L" Slow Helix 135deg Solid Carbide Drill USA Price: $ 93.55 720A513 - "M" Slow Helix 135deg Solid Carbide Drill USA Price: $ 95.29 720A514 - "N" Slow Helix 135deg Solid Carbide Drill USA Price: $ 96.68 720A515 - "O" Slow Helix 135deg Solid Carbide Drill USA Price: $ 99.60 720A516 - "P" Slow Helix 135deg Solid Carbide Drill USA Price: $ 100.46 720A517 - "Q" Slow Helix 135deg Solid Carbide Drill USA Price: $ 104.24 720A518 - "R" Slow Helix 135deg Solid Carbide Drill USA Price: $ 104.88 720A519 - "S" Slow Helix 135deg Solid Carbide Drill USA Price: $ 113.42 720A520 - "T" Slow Helix 135deg Solid Carbide Drill USA Price: $ 124.52 720A521 - "U" Slow Helix 135deg Solid Carbide Drill USA Price: $ 130.25 720A522 - "V" Slow Helix 135deg Solid Carbide Drill USA Price: $ 132.29 720A523 - "W" Slow Helix 135deg Solid Carbide Drill USA Price: $ 134.89 720A524 - "X" Slow Helix 135deg Solid Carbide Drill USA Price: $ 146.75 720A525 - "Y" Slow Helix 135deg Solid Carbide Drill USA Price: $ 161.44 720A526 - "Z" Slow Helix 135deg Solid Carbide Drill USA Price: $ 165.43 26 Items Found in Magnum Solid Carbide Drills Slow Helix Letter Sizes