Carmex Threadmill Single Insert Toolholder 21mm Cut. SR0021H21 Boring Head Arbor BT50 1.5" x 18 TPI M24 Drawbar this full-profile insert forms the

this full-profile insert forms the complete thread geometry crest

the INSIZE lug back provides reliable mounting for dial gauges

Ordering Code: 22 IR 5 UN BMA

providing authenticity and peace of mind with local warranty support

2" External Dial Caliper Gauge

Carmex Threadmill Single Insert Toolholder 21mm Cut. SR0021H21 Boring Head Arbor BT50 1.5" x 18 TPI M24 Drawbar this full-profile insert forms theMill Thread Toolholder SR0021H21, 21 mm, Single Insert with Internal Coolant The SR0021H21 Mill Thread Toolholder is engineered for high performance thread milling with single insert setups, delivering precision and stability in challenging applications. With a cutting diameter of 21 mm and an internal coolant bore, this toolholder optimizes chip evacuation and thermal control during machining. Its secure screw clamping mechanism ensures consistent