Drillco 1-47/64" Taper Shank Drill #4 M.T. Smaller (1450A247)
Drillco 1450A247 1-47/64" Taper Shank Drill #4 M.T. (Smaller) is engineered for general-purpose drilling where a reduced shank size is required. Designed to seat securely into #4 Morse Taper (M.T.) holders with a smaller profile, this heavy-duty drill is ideal for machines with compact taper spindles or adapters. Constructed from premium high-speed steel and finished with black oxide, it ensures long-lasting durability, efficient chip evacuation, and reliable performance in a wide range of materials.
1-47/64" diameter with reduced #4 Morse Taper shank for smaller taper compatibility
Crafted from premium HSS for extended tool life and cutting precision
Black oxide coating minimizes friction and resists wear during prolonged use
118° point angle for easy starting and accurate hole placement
Extended 18" overall length with 13" flute length ideal for deep-hole applications
Perfect for industrial drilling where limited taper capacity exists
Reduces downtime with its robust construction and finish
Versatile performance across steels, cast iron, and other ferrous materials
Technical Specifications:
Shank Type: #4 Morse Taper (Smaller)
Point Angle: 118° conventional
Material: High-Speed Steel (HSS)
Finish: Black Oxide
Overall Length: 18"
Flute Length: 13"
Application: Deep-hole drilling in metalworking and industrial environments
Product identification
- Brand: Drillco
- Model / MPN: 1450A247





