40000 Type 260-D Screw Machine Length M42 Cobalt 135Â degree Split Point HSS Drill Bit (6 pack) 2.75" OD • Adaptable to any mounting

• Adaptable to any mounting position (universal oil fill)

Seats are silicon rubber to provide a long leak free service life

Boston Gear’s stock helical gears are manufactured in both right- and left-handed configurations with an industry standard 45° helix angle to transmit motion and power between non-intersecting shafts that are parallel or at 90° to each other

Fits gearbox sizes SK1SI40/50/63

40000 Type 260-D Screw Machine Length M42 Cobalt 135Â degree Split Point HSS Drill Bit (6 pack) 2.75" OD • Adaptable to any mountingManufactured from M42 High Speed Steel contains 8% Cobalt increasing hot hardness. High hot hardness of cobalt permits speeds 30% over regular high speed steel drills. Titanium Aluminum Nitride Can be used in machining stainless steel, nickel based and titanium alloys, not recommended for aluminum. Use to drill hard, tough metals, free machining stainless steel, titanium alloys and certain abrasive plastics. Click Here for product catalog Proudly