CMT 373.080.12 Four Flute Dowel Drill 5/16" x 50 x 85mm LH Holdowns and Tension Ties serving as the interface between

serving as the interface between a 6x6 post and its concrete foundation footing

Superior performance on stainless steel and hardened steel

050 is a 5 diameter 4 Flute Dowel Drill (Extra-Long Series (105mm))

350 is a (Blind Hole / Hinge Boring Bit)

Yes - one of the key advantages of this blade is that it can be resharpened when needed

CMT 373.080.12 Four Flute Dowel Drill 5/16" x 50 x 85mm LH Holdowns and Tension Ties serving as the interface betweenThe CMT 373. 080 is a 5 16" diameter 4 Flute Dowel Drill (Long Series (85mm)). Long four flute dowel drill for deep blind holes in solid wood, chipboard, MDF, and laminates. Four flutes provide faster chip evacuation. Rotation: Left hand (LH). SPECIFICATIONS Product Type 4 Flute Dowel Drill Series Long Series (85mm) Nominal Diameter 5 16" Cutting Length 50mm Overall Length 85mm Shank 10mm parallel shank with driving flat Number of Flutes 4 Blade