Benefits of DRILLCO Series 500A Size 21/64 Heavy Duty Cobalt Jobber Drill Bits
DRILLCO Series 500A 121 is a size 21/64 heavy duty, fractional drill bit in cobalt with a straight shank, an overall length of 4-5/8 inches and a flute length of 3-5/16 inches.
- Heavy duty construction made to Type J aircraft specifications.
- DRILLCO Series 500A Size 21/64 Heavy Duty Cobalt Jobber Drill Bits used for drilling holes in hard tough materials such as stainless steel titanium high temperature and high strength alloys.
- High red hardness of cobalt permits speeds 30% greater than HSS drills.
6 bits per pack.
About JAM Industrial Supply of Ohio
Locally owned and operated in Canton, Ohio, JAM Industrial Supply, LLC has excelled as a
3M Strategic Distributor and industrial supplier for over 20 years. With our vast network of vendors, we supply the industry’s best products, information, delivery, and prices to our customers.
