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29/64" Diameter x 12" Long 2 Flute YG Aircraft Extension Drill HSS-Co5% (M35 Cobalt) Straight Shank, 135° Split Point, 4-3/16" Flute Length

29/64" Diameter x 12" Long 2 Flute YG Aircraft Extension Drill HSS-Co5% (M35 Cobalt) Straight Shank, 135° Split Point, 4-3/16" Flute Length
YG-1 TOOL CO.
DL604029
DL604029
DL604029
0.4531" 29/64"
Weight: 0.55 LBS
Brand: YG-1 TOOL CO.
$99.13
(31% off)
$68.84
each
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Technical Details & Downloads
Technical/Extra Information Catalog Page Catalog Page
Product Description

29/64" Diameter X 12" Long 2 Flute Yg Aircraft Extension Drill Hss-Co5% (M35 Cobalt) Straight Shank, 135° Split Point, 4-3/16" Flute Length. Pre-Packaged & Sold In Packs Of 5 Pieces.

  • YG HSS-Co5% (M35 Cobalt) Aircraft Extension Drills for longer reach applications
  • 135° split point for good self centering ability
  • Right hand spiral, 30° helix
  • Improved chip removal in most materials, especially in deep drilling applications.

This item is part of our complete offering of YG-1 Cutting Tools, trusted for high-performance CNC machining, consistent quality, and broad application coverage across milling, drilling, threading, tool holding, and indexable operations. Browse YG-1 End Mills for carbide and cobalt milling solutions, YG-1 Hole Making Tools for drills and reamers, YG-1 Threading Tools for taps and thread mills, YG-1 Tool Holders for dependable tool holding solutions, and YG-1 Indexable Tooling for productive insert-based machining. You can also visit our main YG-1 Cutting Tools page to shop the full line and compare sizes, coatings, and performance styles for your application.

Made in Korea, Republic of
Shipping & Delivery Options
VERNON HILLS, ILLINOIS, USA
  • UPS

Suncoast Shipping Deals

Min. order amount Shipping Option Special Rate Max Weight
$399.00 UPS Ground 1 – 4 Business days (Lower 48 States) $0.00 10 LBS
$75.00 Economy (5 - 7 days)**
(This deal only applies to our Local Florida in stock items)		 $0.00 5 LBS
$25.00 UPS Ground 1 – 4 Business days (Lower 48 States) $8.99 15 LBS
$499.00 UPS Blue 2 Business Days $9.99 7 LBS
$399.00 UPS Blue 2 Business Days $13.99 5 LBS
$50.00 UPS Blue 2 Business Days $15.99 6 LBS
$50.00 UPS Red by 10:30am 1 Business Day $31.99 2 LBS
Note: Special vendor shipping deals are destination-based and may not be available in all ZIP codes. If this rate is not available for your shipping address, standard shipping options will be shown at checkout.
$25.00 MINIMUM ORDER
If Ordered By 3pm Eastern Standard Time YG Will Ship Same Business Day
Factory Stock
40
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Additional Product Details

Technical Details

Manufacturer
YG-1 TOOL CO.
Manufacturer Part Number
DL604029
Length Of Flute
4.187"
Overall Length
12.000"
Shank Diameter
Equals Drill Diameter
Number Of Flutes
2
Drill Point Angle
135°
Drill Type
Aircraft Extension Drill
Helix Angle
30°
Tool Coating
None
Tool Substrate Material
HSS-Co5% M35 Cobalt
Primary Application
General Purpose
Hand Cutting Direction
Right Hand Cut
Country of Origin
Korea, Republic of
Series
Aircraft Drill
Single Or Double End
Single End
Shank Type
Straight Shank
Drill Diameter
0.4531" 29/64"
Coolant Through
Without Coolant Holes
Free Shipping
All items

Free Weekend Standard Shipping on the entire Site!

Offer Good Online, Minimum $250 in Purchases, max weight 10 Pounds, on the entire site! Offer good through Sunday

7/5/2026 FREE-SHIP-250
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