Whittet Higgins RTDM-064 Rethreading Die Withdrawal Sleeve but they are essentially to

but they are essentially to provide a better protection and grip for your tools

Dynamic load rating Cr: 16

and bearing separation

The pair of puller jaws is suitable for 2-jaw \"Cobra\" bearing separators of series 210

Whittet Higgins RTDM-064 Rethreading Die Withdrawal Sleeve but they are essentially toThe Whittet Higgins RTDM 064 is a metric rethreading die used to clean, repair, and reform damaged external shaft threads. Its ground threads precisely chase the shaft, efficiently removing old anaerobic locking compounds and particulate while correcting minor thread deformations to restore proper fit. The hexagonal body is driven with readily available shop wrenches (adjustable, chain, strap, etc.), and the die is machined from case hardened carbon