CMT 690.503 Profile Knives For Insert Shaper System 1-31/32" x 5/32" (50x4mm) 2Pk BC Post Base and what type of drive

and what type of drive does this screw use

brick or stone

Geared Head drive type for consistent torque across all speed ranges

with the inverter drive system providing infinitely variable spindle speeds across both ranges

The angled nail slots built into the hanger help direct nails for proper installation

CMT 690.503 Profile Knives For Insert Shaper System 1-31/32" x 5/32" (50x4mm) 2Pk BC Post Base and what type of driveThe CMT 690. 503 is a pair of 50mm profile knives profile knives for the CMT Insert Shaper System. Each pair features a specific molding profile for use with CMT cutter heads (692 series). Dimensions: 1 31 32 inch x 5 32 inch (50x4mm). Sold in pairs of 2. SPECIFICATIONS Profile Number 503 Knife Size 1 31 32 inch x 5 32 inch (50x4mm) Quantity Pair of 2 knives System CMT Insert Shaper System (for use with CMT 692 series cutter heads) Country of Origin