SEC Filing Document

Company: DUKE Robotics Corp.
Ticker: DUKR
CIK: 1638911
Filing Type: S-1
Document Type: EX-4.2
Date Filed: 2026-04-01
Accession Number: 0001213900-26-037765
Exchange: OTC
SIC Code: 3721
SIC Description: Aircraft
URL: https://www.sec.gov/Archives/edgar/data/1638911/000121390026037765/ea028409601ex4-2.htm

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any costs and expenses including, but not limited to, reasonable attorneys’ fees, including those of appellate proceedings, incurred by the Holder in collecting any amounts due pursuant hereto or in otherwise enforcing any of its rights, powers or remedies hereunder. (h) Notices. Any notice, request or other document required or permitted to be given or delivered to the Holder by the Company shall be delivered in accordance with the notice provisions of the Underwriting Agreement. (i) Limitation of Liability. No provision hereof, in the absence of any affirmative action by the Holder to exercise this Warrant to purchase Warrant Shares, and no enumeration herein of the rights or privileges of the Holder, shall give rise to any liability of the Holder for the purchase price of any Common Stock or as a stockholder of the Company, whether such liability is asserted by the Company or by creditors of the Company.

(j) Remedies.
The Holder, in addition to being entitled to exercise all rights granted by law, including recovery of damages, will be entitled to specific
performance of its rights under this Warrant. The Company agrees that monetary damages would not be adequate compensation for any loss
incurred by reason of a breach by it of the provisions of this Warrant and hereby agrees to waive and not to assert the defense in any
action for specific performance that a remedy at law would be adequate.

(k) Successors
and Assigns. Subject to applicable securities laws, this Warrant and the rights and obligations evidenced hereby shall inure to the
benefit of and be binding upon the successors and permitted assigns of the Company and the successors and permitted assigns of Holder.
The provisions of this Warrant are intended to be for the benefit of any Holder from time to time of this Warrant and shall be enforceable
by the Holder or holder of Warrant Shares.

(l) Amendment.
This Warrant may be modified or amended or the provisions hereof waived with the written consent of the Company and the Holders of 50.1%
of the then outstanding Representative’s Warrants issued pursuant to the Underwriting Agreement.

(m) Severability.
Wherever possible, each provision of this Warrant shall be interpreted in such manner as to be effective and valid under applicable law,
but if any provision of this Warrant shall be prohibited by or invalid under applicable law, such provision shall be ineffective to the
extent of such prohibition or invalidity, without invalidating the remainder of such provisions or the remaining provisions of this Warrant.

(n) Headings.
The headings used in this Warrant are for the convenience of reference only and shall not, for any purpose, be deemed a part of this Warrant.

(Signature Page Follows)

IN WITNESS WHEREOF,
the Company has caused this Warrant to be executed by its officer thereunto duly authorized as of the date first above indicated.

DUKE ROBOTICS CORP.

Name:	Yossef Balucka

Title:	Chief Executive Officer

NOTICE OF EXERCISE

TO: DUKE ROBOTICS CORP.

(1) The
undersigned hereby elects to purchase Warrant Shares of the Company pursuant to the terms of the attached Warrant (only if exercised in
full), and tenders herewith payment of the exercise price in full, together with all applicable transfer taxes, if any.

(2) Payment
shall take the form of (check applicable box):

☐ in lawful money
of the United States; or

☐ if permitted the cancellation of such
number of Warrant Shares as is necessary, in accordance with the formula set forth in subsection 2(c), to exercise this Warrant with respect
to the maximum number of Warrant Shares purchasable pursuant to the cashless exercise procedure set forth in subsection 2(c).

(3) Please
register and issue said Warrant Shares in the name of the undersigned or in such other name as is specified below:

The Warrant Shares shall be delivered to the following
DWAC Account Number or by physical delivery of a certificate to:

(4) Accredited
Investor. If the Warrant is being exercised via cash exercise, the undersigned is an “accredited investor” as defined
in Regulation D promulgated under the Securities Act of 1933, as amended

[SIGNATURE OF HOLDER]

Name of Investing Entity:

Signature of Authorized Signatory of Investing
Entity:

Name of Authorized Signatory:

Title of Authorized Signatory:

Date:

ASSIGNMENT FORM

(To assign the foregoing Warrant, execute this
form and supply required information.

Do not use this form to exercise the Warrant.)

FOR VALUE RECEIVED, [ ] all
of or [____] shares of the foregoing Warrant and all rights evidenced thereby are hereby assigned to whose address is .

Dated:

Holder’s Signature:

Holder’s Address:

NOTE: The signature to this Assignment Form must
correspond with the name as it appears on the face of the Warrant, without alteration or enlargement or any change whatsoever. Officers
of corporations and those acting in a fiduciary or other representative capacity should file proper evidence of authority to assign the
foregoing Warrant.