Trend 331X1/2TC Aquamac 63 cutterAquamac 63 recesser bearing guidedTrend weather seal recessing sets Ref.330 and 331 are designed to accomodate the popular Schlegel Aquamac 63 or Exitex Aquatex P6 weather strip system and allows for a particularly small gap between the sash and frame. The slot can be positioned part way down the side of the rebate, or at the bottom of the rebate. Ref. 330 has no guide bearing.Ref. 331 comes complete with a guide-bearing to reduce setting-up time.MEC mechanical feed only.Specification-D=41.3 mmD2=28.3 mmC=4.8 mmC2=2.7 mmOL=67 mmB=22 mmShank Diameter=1/2 inch