Notch replacement blade for Sentei / Hayauchi pole saws. Fits 4177-39, 3177-39. The Notch Replacement Blade, like the previous Silky Hayauchi blade, is still: Made in Japan, 390mm/15.4" in length, and 5.5 teeth per inch (TPI).
It features an ultra-strong, durable steel, lower sickle blade that is ideal for small branches. Each intricately designed blade helps efficiently pierce bark before the primary cut. Using a sharpened hook tip to pull extraction 'hangers' from the tree, each hook incorporates a firm hold to keep from pulling out of the cut during use. 15-2/5 in. (390 mm) blade length 5.5 teeth per inch (6.5 teeth per 30 mm) teeth configuration 0.8 lbs. (360 g) weight Hook tip pulls hangers and keeps them from pulling out of the cut Sickle on bottom of blade pierces bark prior to the cut.
