Adapts small arbor thread (1/2"-20 UNF) to accommodate large holesaw thread (5/8"-18UNF). Not recommended for holesaws larger that 44 mm diameter. Fits arbor -630, -730, -930, -1130.
Arbors ending with QC have a quick-change mechanism where no tools are needed to change to holesaw. 3834-ARBR-9100, -11152 and -16152, are equipped with Power Driver that increases the strength and...
Arbors for small holesaws (diameter 14 - 30 mm). Hexagonal shank. We recommend not to use arbors with 8.5 mm (11/32") shank for holesaws above size 100 mm (4"). HSS Pilot drill 3834-DRL is included...