Stihl 33RS3-72 Rapid Super 3 Saw Chain, 3/8" Pitch, .050" Gauge, 72 Drive Links Type_73EXJ The new core construction has

The new core construction has lowered the static elongation but still allows rope to absorb energy/impact force and can limit peak forces when catching wood in negative rigging applications

It prevents logs from getting stuck in roots

Jolly Star

630 Super (after S/N 0510000)

This design is typically more tolerant of sharpening errors than chisel cutters

Stihl 33RS3-72 Rapid Super 3 Saw Chain, 3/8" Pitch, .050" Gauge, 72 Drive Links Type_73EXJ The new core construction hasSTIHL RAPID Super 3 is a reduced vibration, low kickback version of the standard RAPID Super chain. Designed for aggressive and fast cutting, the RS3 features a full chisel cutter paired with a single humped drive link to help minimize kickback. Its specialized cutter and tie strap design also helps reduce vibration during operation. The square cornered, razor sharp cutters reduce friction for smooth, clean cuts'even in hard or frozen wood. Known for