SEC Filing Document

Company: DUKE Robotics Corp.
Ticker: DUKR
CIK: 1638911
Filing Type: S-1/A
Document Type: EX-1.1
Date Filed: 2026-04-27
Accession Number: 0001213900-26-048102
Exchange: OTC
SIC Code: 3721
SIC Description: Aircraft
URL: https://www.sec.gov/Archives/edgar/data/1638911/000121390026048102/ea028763601ex1-1.htm

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Exhibit 1.1

[____] UNITS

CONSISTING OF

[______] SHARES OF COMMON STOCK

AND

[_____] WARRANTS (EXERCISABLE FOR [_____] SHARES)

DUKE ROBOTICS CORP.

UNDERWRITING AGREEMENT

Maxim Group LLC

Investment Banking

300 Park Avenue, 16th Floor

New York, New York 10022

As Representative of the
Several underwriters, if any, named in Schedule I hereto Ladies and Gentlemen:

The undersigned, DUKE ROBOTICS
CORP., a company incorporated under the laws of Nevada (collectively with its subsidiaries and affiliates, including, without limitation,
all entities disclosed or described in the Registration Statement as being subsidiaries or affiliates of DUKE ROBOTICS CORP., the “Company”)
hereby confirms its agreement (this “Agreement”) with the several underwriters (such underwriters, including the Representative
(as defined below), the “Underwriters” and each an “Underwriter”) named in Schedule I hereto
for which MAXIM GROUP LLC is acting as representative to the several Underwriters (in such capacity, the “Representative”
and if there are no Underwriters other than the Representative, references to multiple Underwriters shall be disregarded and the term
Representative as used herein shall have the same meaning as Underwriters) on the terms and conditions set forth herein.

It is understood that the
several Underwriters are to make a public offering of the Public Securities as soon as the Representative deems it advisable to do so.
The Public Securities are to be initially offered to the public at the public offering price set forth in the Prospectus. The Representative
may from time to time after the Offering (as defined below) change the public offering price and other selling terms.

It is further understood that
you will act as the Representative for the Underwriters in the offering and sale of the Closing Securities and, if any, the Option Securities
in accordance with this Agreement.

Article

DEFINITIONS

1.1 Definitions.
In addition to the terms defined elsewhere in this Agreement, for all purposes of this Agreement, the following terms have the meanings
set forth in this Section 1.1:

“Action”
shall have the meaning ascribed to such term in Section 3.1(k).

“Affiliate”
means with respect to any Person, any other Person that, directly or indirectly through one or more intermediaries, controls or is controlled
by or is under common control with such Person as such terms are used in and construed under Rule 405 under the Securities Act.

“Auditor”
means KPMG Israel, with offices located at 17 HaArba’a Street, Tel Aviv, Israel.

“Board of Directors”
means the board of directors of the Company.

“Business Day”
means any day except any Saturday, any Sunday, any day which is a federal legal holiday in the United States or any day on which the Federal
Reserve Bank of New York is closed for business.

“Closing”
means the closing of the purchase and sale of the Closing Securities pursuant to Section 2.1.

“Closing Date”
means the hour and the date on the Trading Day on which all conditions precedent to (i) the Underwriters’ obligations to pay the
Closing Purchase Price and (ii) the Company’s obligations to deliver the Closing Securities, in each case, have been satisfied or
waived, but in no event later than 10:00 a.m. (New York City time) on the second (2nd) Trading Day following the date hereof or at such
earlier time as shall be agreed upon by the Representative and the Company.

“Closing Investor
Warrants” shall have the meaning ascribed to such term in Section 2.1(a).

“Closing Purchase
Price” shall have the meaning ascribed to such term in Section 2.1(b), which aggregate purchase price shall be net of underwriting
discounts and commissions.

“Closing Securities”
shall have the meaning ascribed to such term in Section 2.1(a).

“Closing Shares”
shall have the meaning ascribed to such term in Section 2.1(a).

“Commission”
means the United States Securities and Exchange Commission.

“Common Stock”
means the common stock of the Company, par value $0.0001 per share, and any other class of securities into which such securities may hereafter
be reclassified or changed.

“Common Stock Equivalents”
means any securities of the Company or the Subsidiaries which would entitle the holder thereof to acquire at any time Common Stock, including,
without limitation, any debt, preferred stock, right, option, warrant or other instrument that is at any time convertible into or exercisable
or exchangeable for, or otherwise entitles the holder thereof to receive, Common Stock.

“Company Counsel”
means Sullivan & Worcester LLP, 1251 Avenue of the Americas, 19th Floor, New York, NY 10020.

“Effective Date”
means the date and time as of which the Registration Statement became effective, or is deemed to have become effective by the Commission,
in accordance with the rules and regulations under the Securities Act.

“Exchange Act”
means the Securities Exchange Act of 1934, as amended, and the rules and regulations promulgated thereunder.

“Execution Date”
shall mean the date on which the parties execute and enter into this Agreement.

“Exempt Issuance”
means the issuance of (a) shares of Common Stock, restricted stock, restricted stock units or options to employees, officers, consultants
or directors of the Company pursuant to any stock or option plan duly adopted for such purpose, by a majority of the non-employee members
of the Board of Directors or a majority of the members of a committee of non-employee directors established for such purpose for services
rendered to the Company, (b) securities upon the exercise or exchange of or conversion of any Securities issued hereunder and/or other
securities exercisable or exchangeable for or convertible into shares of Common Stock issued and outstanding on the date of this Agreement,
provided that such securities have not been amended since the date of this Agreement to increase the number of such securities or to decrease
the exercise price, exchange price or conversion price of such securities (other than in connection with automatic price resets, stock
splits, adjustments or combinations as set forth in such securities) or to extend the term of such securities, (c) securities issuable
upon the terms of any existing agreements executed by the Company prior to the date hereof, and (d) securities issued pursuant to acquisitions
or strategic transactions approved by a majority of the disinterested directors of the Company, provided that such securities are issued
as “restricted securities” (as defined in Rule 144) and carry no registration rights that require or permit the filing of
any registration statement in connection therewith during the prohibition period in Section 4.21(a) herein, and provided that any such
issuance shall only be to a Person (or to the equity holders of a Person) which is, itself or through its subsidiaries, an operating company
or an owner of an asset in a business which shall provide to the Company additional benefits in addition to the investment of funds, but
shall not include a transaction in which the Company is issuing securities primarily for the purpose of raising capital or to an entity
whose primary business is investing in securities.

“FCPA”
means the Foreign Corrupt Practices Act of 1977, as amended.

“FINRA”
means the Financial Industry Regulatory Authority.

“GAAP”
shall have the meaning ascribed to such term in Section 3.1(i).

“General Disclosure
Package” shall have the meaning ascribed to such term in Section 3.1(f).

“Harter Secrest”
means Harter Secrest & Emery LLP, 1600 Bausch and Lomb Pl, Rochester, NY 14604, counsel to the Underwriters.

“Indebtedness”
means (a) any liabilities for borrowed money or amounts owed in excess of $100,000 (other than trade accounts payable incurred in the
ordinary course of business), (b) all guaranties, endorsements and other contingent obligations in respect of indebtedness of others,
whether or not the same are or should be reflected in the Company’s consolidated balance sheet (or the notes thereto), except guaranties
by endorsement of negotiable instruments for deposit or collection or similar transactions in the ordinary course of business; and (c)
the present value of any lease payments in excess of $100,000 due under leases required to be capitalized in accordance with GAAP.

“Intellectual Property
Rights” shall have the meaning ascribed to such term in Section 3.1(q).

“Investor Warrants”
means a warrant to purchase shares of Common Stock, in the form of Exhibit B attached hereto.

“Liens”
means a lien, charge, pledge, security interest, encumbrance, right of first refusal, preemptive right or other restriction.

“Lock-Up Agreements”
means the lock-up agreements that are delivered on the date hereof by each of the Company’s officers and directors and the other
stockholders set forth on Schedule 2 hereto, in the form of Exhibit A attached hereto.

“Material Adverse
Effect” shall have the meaning assigned to such term in Section 3.1(b).

“Offering”
shall have the meaning ascribed to such term in Section 2.1(c).

“Option Closing Date”
shall have the meaning ascribed to such term in Section 2.2(c).

“Option Closing Purchase
Price” shall have the meaning ascribed to such terrain Section 2.2(b), which aggregate purchase price shall be net of the underwriting
discounts and commissions.

“Option Securities”
shall have the meaning ascribed to such term in Section 2.2(a).

“Option Shares”
shall have the meaning ascribed to such term in Section 2.2(a).

“Option Warrants”
shall have the meaning ascribed to such term in Section 2.2(a).