Redding - Competition Shellholder Set Default:#10 This can be measured by

This can be measured by using the Case Gage Depth Micrometer

Removes oil

001" size increments

9% polyester

Durable blackstone powder coated finish

Redding - Competition Shellholder Set Default:#10 This can be measured byThe Redding Competition Shellholder Kit consists of five shellholders in varying heights with increments of . 002". Allows you to increase or decrease the case to chamber headspace without adjusting the dies. Storage box included. Each shellholder has a distinct black oxide finish and is clearly marked to indicate the amount it will decrease case to chamber headspace. You can now easily adjust the shoulder bump to customize cases to your specific