Model: 3780 21/64

Twist Drill

Special Features:

Jobbers lg; screw machine flute lg; fractional size 21/64

Properties:

Shank Diameter
0.328 inches
Shank Style
Straight round
Overall Length
4.625 inches
Cutting End Style
General purpose
Cutting Diameter
0.3281 inches
Cutting Rotation Direction
Right-hand
Flute Length
1.688 inches
Flute Quantity
2
Point Type
Split
Point Angle
135.0 degrees
Material
Steel, cobalt high speed
NSN
5133-01-399-1225
Part Number
3780 21/64
Description
Drill,twist
CAGE
1NEX4

An end cutting tool having two or more cutting edges, and having helical flutes or grooves adjacent thereto for the admission of coolant and the ejection of cuttings or chips. It is used for drilling holes in various materials. Excludes drill, masonry (as modified); and drill,twist, bone. See also drill, pivot, jeweler's and drill, hardened steel, carbide tipped.

Part 3780 21/64 NSN 5133-01-399-1225

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
05237
FIIG:
A188A0
Concept No.:
App. Key:
L
Cond. Code:
1
Status:
A

Material Classification

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators
HMIC
PMIC
ESD/EMI
ENAC
MMAC
CRITL
HMIC:
N
PMIC:
A
ESD:
ESD:
MMAC:
CRITL:
X

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Schedule B and Export
  • Schedule B: 8205100000
  • SITC: 69541
  • End Use: Photo, service industry machinery
  • NAICS: 332216
  • USDA: 1

Freight Class: Drilling, threading or tapping tools and parts thereof, base metal

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