Counterbore
High speed steel straight shank
Used for drilling recessed holes into scales for Corby Bolts, Gulso Bolts, screws etc.
Counterbore pilots must be purchased separately.
These also do not come with the allen wrenches needed to set the screw so you will need to supply your own.
Selection Guide:
Corby bolts
3/16" uses Counterbore #CB1 with Pilot #PIL1
1/4" uses Counterbore #CB2 with Pilot #PIL2
5/16" uses Counterbore #CB3 with Pilot #PIL3
Gulso Bolts
1/4" uses Counterbore #CB2 with Pilot #PIL5
5/16" uses Counterbore #CB3 with Pilot #PIL2
3/8" uses Counterbore #CB4 with Pilot #PIL4
Really speeds up the process of fitting hidden tang handles
Service and deliver was fast, the item was delivered with care
Great stuff excellent turn around time. Love the personal touch with the lolies Tim 👍
As described. The material is easy to work with and can be shaped with a heat gun
Sharp and long life.
Good price, quick postage, wrapped really well. No damage in transit. Puts a good edge on. Cheers.
a great product with fast delivery, very friendly service.
Ever think I need in one shop. Love your work boys
Good solid dye job on these blocks. Very happy with quality and service
Great belt for the price so far I’m liking the results I’m getting from these
Easy to set up and keeps my blades cool
The steel is good, the service is even better. AusMakerSupplies just keeps getting better and better.
Great belts for moving excess wood. Cut clean and don't burn.
