Drillco® Aircraft Extension Drill Bit, 7/16", High Speed Steel, 4-1/16" Flute, 135° PointManufactured to NAS 907 Type C specifications, 135 degree split point, surface treated with jobber flute lengths for drilling holes in hard to reach places Heavy duty construction for portable or machine drilling in high tensile strength alloy steels Specifications Material High Speed Steel Drill Size 7 16" Decimal Drill Size 0. 4375" Overall Length 12" Flute Length 4 1 16" Point Angle 135 Finish Black Oxide Country Of Origin China

Breathable mesh padding to keep you cool and wick away moisture

2X Stronger than standard carbon hook blades

Application: Removal of rubber flash

beam and column anchorage

Polyester backing resists tearing and protects surfaces from abrasion and rough handling

light yellow cream makes pulling faster and easier

6-5/16" (160 mm)

Achieve a picture-perfect lawn and up to 1568 feet of edging per charge

Atlas Chrome Clad® / Nubian® Double Duty replacement blade

Premium aluminum oxide grain with durable resin bond and web that wears away

Heavy-duty latch for durability

Rubber-coated front-height adjustment knob for greater comfort and better control