sec document


                                  UNITED STATES
                       SECURITIES AND EXCHANGE COMMISSION
                             WASHINGTON, D.C. 20549

                                   SCHEDULE TO
                                 (RULE 14d-100)
          TENDER OFFER STATEMENT UNDER SECTION 14(d)(1) OR 13(e)(1) OF
                       THE SECURITIES EXCHANGE ACT OF 1934
                               (AMENDMENT NO. 15)

                            ------------------------

                               BAIRNCO CORPORATION
                            (Name of Subject Company)
                            ------------------------

                              BZ ACQUISITION CORP.
                             STEEL PARTNERS II, L.P.
                       (Names of Filing Persons--Offeror)
                      ------------------------------------

                     COMMON STOCK, PAR VALUE $0.01 PER SHARE
                         (Title of Class of Securities)
                            -------------------------

                                    057097107
                      (CUSIP Number of Class of Securities)
                            ------------------------

                             WARREN G. LICHTENSTEIN
                             STEEL PARTNERS II, L.P.
                         590 Madison Avenue, 32nd Floor
                               New York, NY 10022
                                 (212) 520-2300
                                 --------------
   (Name, Address and Telephone Number of Person Authorized to Receive Notices
                 and Communications on Behalf of Filing Persons)

                                   COPIES TO:
                              STEVEN WOLOSKY, ESQ.
                 OLSHAN GRUNDMAN FROME ROSENZWEIG & WOLOSKY LLP
                                Park Avenue Tower
                               65 East 55th Street
                            New York, New York 10022
                                 (212) 451-2300
                                 --------------


--------------------------------------------------------------------------------
      TRANSACTION VALUATION*                AMOUNT OF FILING FEE**
--------------------------------------------------------------------------------
          $83,481,003.00                           $8,932.50
--------------------------------------------------------------------------------

*  Estimated for purposes of calculating the amount of filing fee only.
   Transaction value derived by multiplying 6,183,778 (the maximum number of
   shares of common stock of subject company estimated to be acquired by
   Offeror) by $13.50 (the purchase price per share offered by Offeror).




** The amount of the filing fee, calculated in accordance with Rule 0-11 of the
   Securities Exchange Act of 1934, as amended, and Fee Rate Advisory No. 5 for
   fiscal year 2006, equals $107.00 per million dollars of transaction value.

|X| Check box if any part of the fee is offset as provided by Rule 0-11(a)(2)
    and identify the filing with which the offsetting fee was previously paid.
    Identify the previous filing by registration statement number, or the Form
    or Schedule and the date of its filing.

                                                        BZ Acquisition
                                                        Corp. and Steel
Amount Previously Paid:   $7,792          Filing Party: Partners II, L.P.
Form or Registration No.: Schedule TO     Date Filed:   June 22, 2006








                                                        BZ Acquisition
                                                        Corp. and Steel
Amount Previously Paid:   $1,039          Filing Party: Partners II, L.P.
Form or Registration No.: Schedule TO     Date Filed:   February 2, 2007





                                                        BZ Acquisition
                                                        Corp. and Steel
Amount Previously Paid:   $101.50         Filing Party: Partners II, L.P.
Form or Registration No.: Schedule TO     Date Filed:   February 23, 2007


|_| Check the box if the filing relates solely to preliminary communications
made before the commencement of a tender offer.

    Check the appropriate boxes below to designate any transactions to which the
statement relates:
     |X|    third-party tender offer subject to Rule 14d-1.
     |_|    issuer tender offer subject to Rule 13e-4.
     |_|    going-private transaction subject to Rule 13e-3.
     |_|    amendment to Schedule 13D under Rule 13d-2.

Check the following box if the filing is a final amendment reporting the results
of the tender offer. |_|






ITEMS 1 THROUGH 9, AND ITEM 11.

     This Amendment No. 15 ("Amendment No. 15") to Tender Offer Statement on
Schedule TO (this "Schedule TO") amends and supplements the statement originally
filed on June 22, 2006, as amended, by Steel Partners II, L.P., a Delaware
limited partnership ("Steel Partners II"), and BZ Acquisition Corp. (the
"Purchaser"), a Delaware corporation and a wholly owned subsidiary of Steel
Partners II. This Schedule TO relates to the offer by the Purchaser to purchase
all outstanding shares of common stock, par value $0.01 per share (the "Common
Stock"), and the associated preferred stock purchase rights (the "Rights" and,
together with the Common Stock, the "Shares"), of Bairnco Corporation, a
Delaware corporation (the "Company"), at $13.50 per Share, net to the seller in
cash, without interest, upon the terms and subject to the conditions set forth
in the Amended and Restated Offer to Purchase, dated March 2, 2007 (the "Offer
to Purchase"), and in the related Amended and Restated Letter of Transmittal
(the "Letter of Transmittal"), copies of which are attached hereto as Exhibits
(a)(1)(viii) and (a)(1)(ix), respectively (which, together with any amendments
or supplements thereto, collectively constitute the "Offer"). The information
set forth in the Offer to Purchase and the related Letter of Transmittal is
incorporated herein by reference with respect to Items 1 through 9 and 11 of
this Schedule TO. Capitalized terms used but not defined herein shall have the
meaning assigned to such terms in the Offer to Purchase.

ITEM 10.    FINANCIAL STATEMENTS.

     Not applicable.

ITEM 12.    EXHIBITS.


(a)(1)(i)     Offer to Purchase dated June 22, 2006.*

(a)(1)(ii)    Form of Letter of Transmittal.*

(a)(1)(iii)   Form of Notice of Guaranteed Delivery.*

(a)(1)(iv)    Form of Letter to Brokers, Dealers, Commercial Banks, Trust
              Companies and Other Nominees.*

(a)(1)(v)     Form of Letter to Clients for use by Brokers, Dealers, Commercial
              Banks, Trust Companies and Other
              Nominees.*

(a)(1)(vi)    Guidelines for Certification of Taxpayer Identification Number on
              Substitute Form W-9.*

(a)(1)(vii)   Form of summary advertisement, dated June 22, 2006.*

(a)(1)(viii)  Amended and Restated Offer to Purchase dated March 2, 2007.

(a)(1)(ix)    Form of Amended and Restated Letter of Transmittal.

(a)(1)(x)     Form of Amended and Restated Notice of Guaranteed Delivery.

(a)(1)(xi)    Revised Form of Letter to Brokers, Dealers, Commercial Banks,
              Trust Companies and Other Nominees.

(a)(1)(xii)   Revised Form of Letter to Clients for use by Brokers, Dealers,
              Commercial Banks, Trust Companies and Other Nominees.

(a)(5)(i)     Text of press release issued by Steel Partners II, dated June 15,
              2006.*

(a)(5)(ii)    Text of press release issued by Steel Partners II, dated June 22,
              2006.*

(a)(5)(iii)   Text of press release issued by Steel Partners II, dated June 26,
              2006.*



(a)(5)(iv)    Text of press release issued by Steel Partners II, dated July 21,
              2006.*

(a)(5)(v)     Text of press release issued by Steel Partners II, dated August
              10, 2006.*

(a)(5)(vi)    Text of press release issued by Steel Partners II, dated September
              11, 2006.*

(a)(5)(vii)   Text of press release issued by Steel Partners II, dated September
              29, 2006.*

(a)(5)(viii)  Text of press release issued by Steel Partners II, dated October
              27, 2006.*

(a)(5)(ix)    Text of press release issued by Steel Partners II, dated November
              28, 2006.*

(a)(5)(x)     Text of press release issued by Steel Partners II, dated December
              29, 2006.*

(a)(5)(xi)    Text of press release issued by Steel Partners II, dated January
              23, 2007.*

(a)(5)(xii)   Nomination letter, dated January 23, 2007, delivered by Steel
              Partners II to the Company.*

(a)(5)(xiii)  Text of press release issued by Steel Partners II, dated January
              24, 2007.*

(a)(5)(xiv)   Text of press release issued by Steel Partners II, dated January
              30, 2007.*

(a)(5)(xv)    Text of press release issued by Steel Partners II, dated February
              2, 2007.*

(a)(5)(xvi)   Presentation delivered by Steel Partners II to Institutional
              Shareholder Services on February 5,
              2007*

(a)(5)(xvii)  Text of joint press release issued by Steel Partners II and the
              Company, dated February 23, 2007.*

(a)(5)(xviii) Text of press release issued by Steel Partners II, dated February
              23, 2007.*

(b)           Not applicable.

(c)           Not applicable.

(d)(i)        Joint Filing Agreement by and among Steel Partners II, Steel
              Partners, L.L.C. and Warren G. Lichtenstein dated September 8,
              2004.*

(d)(ii)       Joint Filing and Solicitation Agreement by and among Steel
              Partners II, Steel Partners, L.L.C., the Purchaser, Warren G.
              Lichtenstein, Hugh F. Culverhouse, John J. Quicke, Anthony Bergamo
              and Howard M. Leitner, dated as of December 29, 2006.*

(d)(iii)      Agreement and Plan of Merger, dated as of February 23, 2007, by
              and among Steel Partners II, the Purchaser and the Company.*

(d)(iv)       Tender and Support Agreement, dated as of February 23, 2007, by
              and among Steel Partners II, Luke E. Fichthorn III, Kenneth L.
              Bayne, Gerald L. DeGood, Charles T. Foley, Lawrence C. Maingot,
              Larry D. Smith, James A. Wolf and William F. Yelverton.*

(e)           Not applicable.

(f)           Not applicable.

(g)           Not applicable.

(h)           Not applicable.
---------------------
* Previously filed




                                  SIGNATURE

     After due inquiry and to the best of my knowledge and belief, I certify
that the information set forth in this statement is true, complete and correct.

Dated:  March 2, 2007


                              STEEL PARTNERS II, L.P.

                              By:  Steel Partners, L.L.C.
                                   General Partner

                              By: /s/ Warren G. Lichtenstein
                                  ----------------------------------
                              Name:  Warren G. Lichtenstein
                              Title: Managing Member



                              BZ ACQUISITION CORP.

                              By: /s/ Warren G. Lichtenstein
                                  ----------------------------------
                              Name:  Warren G. Lichtenstein
                              Title: President




                                EXHIBIT INDEX


(a)(1)(i)     Offer to Purchase dated June 22, 2006.*

(a)(1)(ii)    Form of Letter of Transmittal.*

(a)(1)(iii)   Form of Notice of Guaranteed Delivery.*

(a)(1)(iv)    Form of Letter to Brokers, Dealers, Commercial Banks, Trust
              Companies and Other Nominees.*

(a)(1)(v)     Form of Letter to Clients for use by Brokers, Dealers, Commercial
              Banks, Trust Companies and Other
              Nominees.*

(a)(1)(vi)    Guidelines for Certification of Taxpayer Identification Number on
              Substitute Form W-9.*

(a)(1)(vii)   Form of summary advertisement, dated June 22, 2006.*

(a)(1)(viii)  Amended and Restated Offer to Purchase dated March 2, 2007.

(a)(1)(ix)    Form of Amended and Restated Letter of Transmittal.

(a)(1)(x)     Form of Amended and Restated Notice of Guaranteed Delivery.

(a)(1)(xi)    Revised Form of Letter to Brokers, Dealers, Commercial Banks,
              Trust Companies and Other Nominees.

(a)(1)(xii)   Revised Form of Letter to Clients for use by Brokers, Dealers,
              Commercial Banks, Trust Companies and Other Nominees.

(a)(5)(i)     Text of press release issued by Steel Partners II, dated June 15,
              2006.*

(a)(5)(ii)    Text of press release issued by Steel Partners II, dated June 22,
              2006.*

(a)(5)(iii)   Text of press release issued by Steel Partners II, dated June 26,
              2006.*

(a)(5)(iv)    Text of press release issued by Steel Partners II, dated July 21,
              2006.*

(a)(5)(v)     Text of press release issued by Steel Partners II, dated August
              10, 2006.*

(a)(5)(vi)    Text of press release issued by Steel Partners II, dated September
              11, 2006.*

(a)(5)(vii)   Text of press release issued by Steel Partners II, dated September
              29, 2006.*

(a)(5)(viii)  Text of press release issued by Steel Partners II, dated October
              27, 2006.*

(a)(5)(ix)    Text of press release issued by Steel Partners II, dated November
              28, 2006.*

(a)(5)(x)     Text of press release issued by Steel Partners II, dated December
              29, 2006.*

(a)(5)(xi)    Text of press release issued by Steel Partners II, dated January
              23, 2007.*

(a)(5)(xii)   Nomination letter, dated January 23, 2007, delivered by Steel
              Partners II to the Company.*

(a)(5)(xiii)  Text of press release issued by Steel Partners II, dated January
              24, 2007.*

(a)(5)(xiv)   Text of press release issued by Steel Partners II, dated January
              30, 2007.*




(a)(5)(xv)    Text of press release issued by Steel Partners II, dated February
              2, 2007.*

(a)(5)(xvi)   Presentation delivered by Steel Partners II to Institutional
              Shareholder Services on February 5,
              2007*

(a)(5)(xvii)  Text of joint press release issued by Steel Partners II and the
              Company, dated February 23, 2007.*

(a)(5)(xviii) Text of press release issued by Steel Partners II, dated February
              23, 2007.*

(b)           Not applicable.

(c)           Not applicable.

(d)(i)        Joint Filing Agreement by and among Steel Partners II, Steel
              Partners, L.L.C. and Warren G. Lichtenstein dated September 8,
              2004.*

(d)(ii)       Joint Filing and Solicitation Agreement by and among Steel
              Partners II, Steel Partners, L.L.C., the Purchaser, Warren G.
              Lichtenstein, Hugh F. Culverhouse, John J. Quicke, Anthony Bergamo
              and Howard M. Leitner, dated as of December 29, 2006.*

(d)(iii)      Agreement and Plan of Merger, dated as of February 23, 2007, by
              and among Steel Partners II, the Purchaser and the Company.*

(d)(iv)       Tender and Support Agreement, dated as of February 23, 2007, by
              and among Steel Partners II, Luke E. Fichthorn III, Kenneth L.
              Bayne, Gerald L. DeGood, Charles T. Foley, Lawrence C. Maingot,
              Larry D. Smith, James A. Wolf and William F. Yelverton.*

(e)           Not applicable.

(f)           Not applicable.

(g)           Not applicable.

(h)           Not applicable.

----------
* Previously filed