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9/16-18 UNF 2B H5 Screw Thread Insert Tap, 4 Flute, 40° Sprial Flute Bottoming CNC STI Spiral Tap, HSS-E With Hardslick Coating For Multi-Purpose

9/16-18 UNF 2B H5 Screw Thread Insert Tap, 4 Flute, 40° Sprial Flute Bottoming CNC STI Spiral Tap, HSS-E With Hardslick Coating For Multi-Purpose 9/16-18 UNF 2B H5 Screw Thread Insert Tap, 4 Flute, 40° Sprial Flute Bottoming CNC STI Spiral Tap, HSS-E With Hardslick Coating For Multi-Purpose 9/16-18 UNF 2B H5 Screw Thread Insert Tap, 4 Flute, 40° Sprial Flute Bottoming CNC STI Spiral Tap, HSS-E With Hardslick Coating For Multi-Purpose 9/16-18 UNF 2B H5 Screw Thread Insert Tap, 4 Flute, 40° Sprial Flute Bottoming CNC STI Spiral Tap, HSS-E With Hardslick Coating For Multi-Purpose
YG-1 TOOL CO.
SI622
SI622
SI622
9/16-18 0.5625 STI
Weight: 0.153 LBS
Brand: YG-1 TOOL CO.
$76.16
(31% off)
$52.89
each
Add To My Favorites Coupon Available
Technical Details & Downloads
Technical/Extra Information Catalog Page Catalog Page
Product Description

Yg-1 Screw Thread Insert Tap Series Si: Screw Thread Insert Tap For General Purpose Use. Taps Are Produced From Premium Hss-E (5% Cobalt Hss) And Come With Hardslick Coating. Taps Are Right Hand Cut, Right Hand Thread With 40° Right Hand Spiral, Spiral Flute Bottoming Style Taps With 1.5-2 Pitch Lead Threads Are Primarily Applicable For Tapping Blind Holes At Depths To 2.5Xd. Uscti Shank Sti Spiral Cnc Tap With No Coolant Hole.

  • YG-1 SCREW THREAD INSERT TAP Series SI: Screw Thread Insert Tap For General Purpose Use
  • Made from Premium HSS-E (5% Cobalt HSS) With Hardslick Coating
  • Right Hand Cut, Right Hand Thread with 40° Right Hand Spiral Flute
  • Spiral Flute Bottoming Style with 1.5-2 Pitch Lead threads
  • Primarily applicable for tapping Blind Holes at depths to 2.5xD
  • USCTI Shank STI Spiral CNC Tap With No Coolant Hole

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
25
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Additional Product Details

Technical Details

Manufacturer
YG-1 TOOL CO.
Manufacturer Part Number
SI622
Thread Size
9/16-18 0.5625
Number Of Flutes
4
Helix Angle
40°
Type Of Tap
Screw Thread Insert Tap
Thread Direction
Right Hand
Thread Limit
H5
Thread Type
UN
Tap Shank Type
USCTI Shank STI Spiral CNC Tap
Type Of Hole To Tap
Blind Hole
Tool Coating
Hardslick Coated
Tool Substrate Material
HSS-E (5% Cobalt HSS)
Primary Application
General Purpose
Hand Cutting Direction
Right Hand
Country of Origin
Korea, Republic of
Hand Helix Direction
Right Hand
Series
SI
Style
Bottoming
Flute End Type
Spiral Flute
Thread Chamfer
1.5-2 Pitch Lead
Model
SCREW THREAD INSERT TAP
Size
0.5625" 9/16-18 STI
Type
CNC STI Tap
Coolant Through
No Coolant Hole
Max Depth Of Thread
2.5xD
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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