29680 Type 130-AG 1/2" Reduced Shank Magnum Super Premium 3-Flats on Shank Heavy-Duty 135Â degree Split Point Drill Bit 10mm ID Boston Gear’s stem pinions feature

Boston Gear’s stem pinions feature small numbers of teeth that are cut integral to the steel shaft

pressure washers

Making Storage Easier

Note: This is the spec sheet for the version with cast iron housing and mild steel bearing insert

29680 Type 130-AG 1/2" Reduced Shank Magnum Super Premium 3-Flats on Shank Heavy-Duty 135Â degree Split Point Drill Bit 10mm ID Boston Gear’s stem pinions featureSpecial Hi Molybdenum tool steel. One piece solid construction. Sizes greater than 1, 118 split point. Recommended for use in work hardening grades of stainless steel and other hard metal drilling applications. Body and clearance are gold surface treated for maximum lubricity. Click Here for product catalog Proudly Manufactured in the U. S. A