Document:

Exhibit 4.18

        

        

        

        

      

      

    

     2021

     

    To

     

    Polat Maden

     

    

    Polat Maden Sanayi ve Ticaret A.S. (Collectively, "Polat Maden")

     

    Istanbul, Turkey

     

    Dear Enver Sever, Siamak Jalili, Didem Polat

     

    Following our discussions, here are the terms agreed between us with respect to quartz supply on a nonexclusive basis by Polat Maden to Caesarstone Ltd. and its subsidiaries and affiliates
      (collectively, "Caesarstone") for its utilization in Caesarstone's manufacturing facilities worldwide, starting Jan 1, 2021 and until December 31, 2021. Upon both parties' signing on at the bottom of this
      agreement (this " Agreement"), it will constitute a binding framework agreement between Polat Maden and Caesarstone, under which Caesarstone will be entitled (but not obligated) to submit purchase orders ("Purchase Orders"). Polat Maden undertakes to comply with any and all laws, regulations, rules and standards and any Caesarstone policies relating the Products and services provided herein.

     

    	1.	
            Estimated Quantities and binding orders and supply

          

     

    Caesarstone's working plan for year 2021 is as follows:

     

    	
            Product

          	
            Quantity 2021

          
	
            1

          	
            *

          	
            *

          
	
            2

          	
            *

          	
            *

          
	
            3

          	
            *

          	
            *

          
	
            4

          	
            *

          	
            *

          
	
            5

          	
            *

          	
            *

          
	
            6

          	
            *

          	
            *

          

     

    

    The above is Caesarstone's working plan is a non-binding purchases projection from Polat Maden for year 2021 (the "Estimated Quantities") for the
      abovementioned products (the "Products"); however, such Estimated Quantities will be binding upon Polat Maden with respect to their availability during 2021.
      Caesarstone's actual orders may significantly differ from the Estimated Quantities. Caesarstone will be entitled to deliver to Polat Maden a binding Purchase Order on a monthly basis, and Polat Maden shall be committed to supply to Caesarstone all
      such Purchase Orders (in accordance with the timeframe and Products' quality standards and specifications set in writing by Caesarstone at its sole discretion) up to the Estimated Quantities. Nothing contained herein shall be construed as an
      obligation of Caesarstone to purchase any or all of the above quantities.

     

    	2.	
            Prices – For actual quantities of the Products :* that shall be ordered by Caesarstone during year 2021, Polat Maden will charge from Caesarstone US$* (* US Dollars) per ton, FOB Izmir.

          

     

    For actual quantities of * MESH that shall be ordered by Caesarstone during year 2021, Polat Maden will charge from Caesarstone US$* (* US Dollars) per ton, FOB Izmir.

     

    For 500 TONS/month of G material that shall be ordered by Caesarstone during year 2021, Polat Maden will charge from Caesarstone US$* (* US Dollars) per ton, FOB Izmir, and if the
      quantity is less than * TONS Polat Maden will charge from Caesarstone US$*(* US Dollars) per ton, FOB Izmir.

     

    For actual quantities of * "S" that shall be ordered by Caesarstone during year 2021, Polat Maden will charge from Caesarstone US$* (* US Dollars) per ton, FOB Izmir.

     

    
      
        

    

    	3.	
            Payment terms – – for Products that shall be purchased by Caesarstone during year 2021 payment terms shall be*.

          

     

    	4.	
            The Products will be supplied by Polat Maden in a timely manner, time being of the essence and in accordance with Caesarstone's quality standards, packing and delivery instructions and specifications as will be updated by Caesarstone in
              writing from time to time as Caesarstone's sole discretion, in accordance with each Caesarstone's purchase order. Any Purchase Order not delivered on time at its destination (Izmir Port FOB) shall entitle Caesarstone, at its own election, to
              cancel such Purchase Order (in addition to any right it may be entitled to) without any liability, unless such Purchase Order was delivered prior to the issuance by Caesarstone of a notice of cancellation, and Polat Maden shall not have any
              claim with respect to such cancellation. Polat Maden shall be fully responsible for any incompatibility or defects of the Products. Notwithstanding the aforementioned, Polat Maden shall not be responsible only to such defects which were
              caused during and directly from the negligence or malfunctioning of the Product's forwarder. Upon indication of incompatibility in a Product identified by Caesarstone and notifies such incompatibility notification to Polat Maden (an "Incompatibility Notification"), Polat Maden shall be entitled to examine such Products at the applicable Facility within 30 days of receipt of the Incompatibility Notification; provided however, that it has notified Caesarstone in writing of its intention to conduct such examination within 10 days of receipt of the Incompatibility Notification. Thereafter, Polat Maden shall be obliged to
              immediately, at Caesarstone's sole discretion, either: (1) replace such Product in the next shipment, or (2) issue a full refund/credit therefor. In addition Polat Maden shall either collect the defected Products from Caesarstone’s facility
              within 45 days of Caesarstone's requirement, or pay Caesarstone's all costs and expenses incurred by it in relation to the disposal of such Products. Title to the Products will transfer to Caesarstone upon delivery. Polat Maden also warrants
              that all Products will be supplied unencumbered by rights of third parties, and that all Products will be suitable for the purpose for which the order or for which the Agreement was concluded and fit to the intended use, characteristics
              and/or reliability of the Products.

          

     

    	5.	
            Polat Maden will maintain in confidence the terms of this Agreement as well as any other information delivered to Polat Maden by Caesarstone without time limitation.

          

     

    	6.	
            Polat Maden undertakes that it will indemnify and keep Caesarstone and/or anyone on its behalf indemnified, immediately upon demand, against all proceedings, costs, liabilities, injury, loss or damage arising out of a breach or negligent
              performance or failure of performance of the terms of this Agreement, or any defect in the Products or the documentation supplied in respect of this Agreement or any other matter relating to the subject matter of this Agreement.

          

     

    	7.	
             This Agreement and its performance will be governed by the English law and subject to the jurisdiction of the competent courts in England. Without derogating from the generality and validity of the foregoing, Caesarstone shall be
              entitled, at its sole discretion, to initiate legal proceedings related to this Agreement in Turkey, and in such case only same proceeding will be subject to the jurisdiction of the competent courts in Turkey.

          

     

    	8.	
            This Agreement constitutes the entire agreement between Polat Maden and Caesarstone, and all prior agreements, understandings and/or commitments of any of the parties, whether in writing or verbal, with respect to the matters covered
              herein are superseded and null.

          

     

    	9.	
            Polat Maden hereby acknowledges that Caesarstone is a public company traded on NASDAQ and it is aware (and that its representatives who are apprised of this matter have been or will be advised) that U.S. securities laws restrict persons
              with material non-public information about a company obtained directly or indirectly from that company from purchasing or selling securities of such company and from communicating such information to any other person under circumstances in
              which it is reasonably foreseeable that such person is likely to purchase or sell such securities.  Polat Maden agrees to comply with such laws and recognizes that Caesarstone will be damaged by his non-compliance.  In addition, Polat Maden
              hereby acknowledges that unauthorized disclosure of confidential information may be in violation of the securities laws.

          

     

    	10.	
            Polat Maden may not assign, delegate or transfer this Agreement or any of its obligations hereunder, without the prior written consent of Caesarstone.

          

     

    	11.	
            Any amendment or modification of this Agreement shall be effective if mutually agreed upon by the parties, made in writing and constituted an appendix as an integral part of the Agreement.

          

     

    Please indicate your agreement with the above terms by signing both counterparts of this Agreement as provided below and return one fully executed copy to us.

    

    
      
        ________________________

        Caesarstone Ltd.

        By: /s/ Ophir Yakovian

        Title: CFO

        Date: March 16,2021

      

      

    

    
      	 

            	
              
                We hereby approve our consent to all of the above.

                _____________________

                Polat Maden

                By: /s/ Siamak Jalili

                Title: Sales and Marketing ManagerEX-4.1

 Exhibit 4.1 

NUMBER UNITS 
 U-[●] 

SEE REVERSE FOR CERTAIN 
 DEFINITIONS 

CUSIP 37519U208 
 GIGCAPITAL5,
INC. 
 UNITS CONSISTING OF ONE SHARE OF COMMON STOCK AND ONE-THIRD OF ONE 

REDEEMABLE WARRANT 
 TO
PURCHASE ONE SHARE OF COMMON STOCK 
 THIS CERTIFIES
THAT                is the owner of                 Units. 

Each Unit (“Unit”) consists of one share of the common stock, par value $0.0001 per share
(“Common Stock”), of GigCapital5, Inc., a Delaware corporation (the “Company”) and
one-third of one redeemable warrant to purchase one share of Common Stock (the “Warrant”). Each whole Warrant entitles the holder to purchase
one share of Common Stock for $11.50 per share (subject to adjustment). Each Warrant will become exercisable on the later of (i) thirty (30) days after the Company’s completion of a merger, capital stock exchange, asset acquisition, stock
purchase, reorganization or other similar business combination with one or more businesses (each a “Business Combination”), or (ii) twelve (12) months from the closing of the
Company’s initial public offering of the Units (the “Offering”), and will expire unless exercised before 5:00 p.m., New York City Time, on the date that is five (5) years after the date on which the Company
completes its initial Business Combination, or earlier upon redemption or liquidation (the “Expiration Date”). The Common Stock and Warrants comprising the Units represented by this
certificate are not transferable separately prior to                 , 2021 unless the underwriters elect to allow separate trading earlier, subject to the
Company’s filing of a Current Report on Form 8-K with the Securities and Exchange Commission containing an audited balance sheet reflecting the Company’s receipt of the gross proceeds of the Offering
and issuing a press release announcing when separate trading will begin. The terms of the Warrants are governed by a Warrant Agreement, dated as of                 ,
2021, between the Company and Continental Stock Transfer & Trust Company (“Continental”), as Warrant Agent, and are subject to the terms and provisions contained therein, all of which terms and provisions the holder
of this certificate consents to by acceptance hereof. Copies of the Warrant Agreement are on file at the office of Continental at 1 State Street, 30th Floor, New York, New York 10004, and are
available to any Warrant holder on written request and without cost. 
 This certificate is not valid unless countersigned by the Transfer
Agent and Registrar of the Company. 
 Witness the facsimile signature of its duly authorized officers. 

 

			
	  

Secretary
	  	  

President

 GigCapital5, Inc. 

The Company will furnish without charge to each unitholder who so requests, a statement of the powers, designations, preferences and relative,
participating, optional or other special rights of each class of stock or series thereof of the Company and the qualifications, limitations, or restrictions of such preferences and/or rights. 

The following abbreviations, when used in the inscription on the face of this certificate, shall be construed as though they were written out
in full according to applicable laws or regulations: 
  

											
	 TEN COM
	  	—	  	as tenants in common	  	UNIF GIFT MIN ACT	  	—	  	Custodian
						
	 TEN ENT
	  	—	  	as tenants by the entireties	  		  		  	(Cust)
						
	 	  	 	  	 	  	 	  	 	  	(Minor)
	 	  	 	  	 	  	 	  	 	  	Under Uniform Gifts to Minors
						
	 JT TEN
	  	—	  	as joint tenants with right of survivorship and not as tenants in common	  		  		  	Act                 
(State)

 Additional abbreviations may also be used though not in the above list. 

For value
received,                hereby sell, assign and transfer
unto                  
 PLEASE INSERT
SOCIAL SECURITY OR 
 OTHER 
 IDENTIFYING NUMBER OF ASSIGNEE

 (PLEASE PRINT OR TYPEWRITE NAME AND ADDRESS, INCLUDING ZIP CODE, OF ASSIGNEE) 

                        
Units represented by the within Certificate, and do hereby irrevocably constitute and appoint 

                          
   Attorney to transfer the said Units on the books of the within named Company with full power of substitution in the premises. 

Dated                  

 

			
		  	Notice: The signature to this assignment must correspond with the name as written upon the face of the certificate in every particular, without alteration or enlargement or any change whatever.
	 Signature(s) Guaranteed:
	  	
		
	  
	  	
	THE SIGNATURE(S) MUST BE GUARANTEED BY AN ELIGIBLE GUARANTOR INSTITUTION (BANKS, STOCKBROKERS, SAVINGS AND LOAN ASSOCIATIONS AND CREDIT UNIONS WITH MEMBERSHIP IN AN APPROVED SIGNATURE GUARANTEE MEDALLION PROGRAM, PURSUANT TO S.E.C.
RULE 17Ad-15(OR ANY SUCCESSOR RULE)).	  	

 In each case, as more fully described in the Company’s final prospectus relating to the Offering,
dated                 , 2021, the holder(s) of this certificate shall be entitled to receive a pro-rata portion of certain funds
held in the trust account established in connection with the Offering only in the event that (i) the Company redeems the shares of Common Stock sold in the Offering and liquidates because it does not consummate an initial Business Combination
by                , 2023, (ii) the Corporation redeems the shares of Common Stock sold in the Offering in connection with a stockholder vote to approve an amendment to
any provision of the Corporation’s Amended and Restated Certificate of Incorporation relating to its pre-initial business combination activity or the related stockholders’ rights, or (iii) if
the holder(s) seek(s) to redeem for cash his, her or its respective shares of Common Stock in connection with a tender offer (or proxy solicitation, solely in the event the Company seeks stockholder approval of the proposed initial business
combination) setting forth the details of a proposed initial business combination. In no other circumstances shall the holder(s) have any right or interest of any kind in or to the trust account.

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