Full kit now comes with our CNC Stainless Steel Bolt Catch Pin Punch! 

Precision machined double-sided AR-15 armorer block.  This block is loaded with features for complete AR gunsmithing work.  Clamps into vice while securely holding an upper or turn it over and place it into a lower receiver.  Supports lower receiver "ears" when driving cross pin for trigger guard.

Precision milled from solid UHMW HDPE.  Virtually indestructible and resistant to all oils and solvents.

Optional hammer block snaps in to the main block when clamped into a lower receiver.  Allows fine tuning of trigger pull without damaging receiver.  Eliminates need to catch hammer when testing trigger pull.  Also adds support for holding the lower vertically & will hold bolt catch captive to allow driving of retaining pin easily.

Features:

• CNC machined
• Super tough ultra high molecular weight high density polyethelyne
• Resists all common solvents
• Holds uppers, lowers
• Supports receiver when driving trigger guard pin
• Holds bolt catch compressed when driving pin (when used with hammer block, see pics below)
• Hammer block allows realistic tuning of trigger work
• Made right here in the USA!