© Copyright 2023. All rights reserved. No portion may be copied or reproduced in any manner. FASTENERS & HARDWARE SOSMETAL PRODUCTS INC. A21 A20 A19 A18 A17 A16 A15 A14 A13 A12 A11 A10 FLAT HEAD SLOTTED STEEL MACHINE SCREWS l Conforms to ANSI B18.6.3 and SAE J82(J478) specifications. l Deep slotted head. Precision rolled Class 2A threads. Protected by LUSTERPLATETM against rust & corrosion LENGTH PART PART PART PART PART PART PART PART NUMBERQTY NUMBERQTY NUMBERQTY NUMBERQTY NUMBERQTY NUMBERQTY NUMBERQTY NAME QTY 1/4 505525 200 505531 200 505544 200 505372 200 505381 200 --- - --- - --- - 3/8 505526 200 505532 200 505545 200 505413 200 505416 200 --- - 505424 200 --- - 1/2 505527 200 505533 200 505546 200 505373 200 505382 200 505387 200 505391 200 505430 100 3/4 505529 200 505535 200 505548 200 505374 200 505383 200 505388 200 505392 200 505399 100 1 505530 200 505537 200 505550 200 505375 200 505384 200 505389 200 505393 200 505400 100 1-1/4 --- - 505538 200 505551 200 505376 200 505385 200 505390 100 505394 100 505431 50 1-1/2 --- - 505539 200 505552 200 505377 200 505417 200 505422 50 505395 100 505401 50 1-3/4 --- - --- - 505412 200 505414 100 505418 100 --- - 505425 200 --- - 2 --- - 505540 200 505553 100 505378 100 505419 50 505423 50 505396 100 505402 50 2-1/4 --- - 505410 50 --- - --- - --- - --- - 505426 100 --- - 2-1/2 --- - 505411 50 505554 100 505379 100 505420 50 --- - 505397 100 505403 50 2-3/4 --- - --- - --- - --- - --- - --- - 505427 50 --- - 3 --- - --- - 505555 100 505380 100 505421 50 --- - 505398 50 505404 50 3-1/2 --- - --- - --- - --- - --- - --- - 505428 25 505432 25 4 --- - --- - --- - 505415 50 --- - --- - 505429 25 505433 25 DIA. DIA. DIA. DIA. DIA. DIA. DIA. DIA. 4-40 6-32 8-32 10-24 10-32 12-24 1/4-20 5/16-18 LENGTH PART NUMBERQTY DIA. 3/8-16 3/4 505405 50 1 505406 50 1-1/4 505407 50 1-1/2 505434 50 2 505408 50 2-1/2 505409 40 3 505435 10 3-1/2 505436 10 4 505437 10 WINGED SELF-DRILLERS l No pre-drilling - unique winged design drills as it drives. l Wafer or flat head styles. l Drills up to 1/4” steel. l For any wood to metal applications. l Made in the USA. Protec-Coatx20® Has up to 20 times the corrosion resistance of zinc. Superior protection for outdoors. Super strong drill tip is able to cut the hardest woods and drill up to 1/4” metal. State of the art double forging process produces sharp, clean and consistent drill point. Unique wings ream the wood - then snap off for tight metal fastening. Flathead or waferhead securely holds the wood. Superior thread engagement and holding power in the steel is achieved by the customized drill point and thread design. These incredible screws make fastening wood to metal a breeze! Drill tip and wings ream the wood. Drill tip begins to drill the metal surface. As the tip drills into the metal, the wings snap off. Threads pull the wood and metal securely together. PART SIZE HEAD STYLE POINT TOTAL MATERIAL DRILLING NUMBER QTY ATTACHMENT RANGE CAPACITY 53561 100 10-24 x 1-1/4 Phillip wafer T3** 1/8 - 3/4 .036 - .175 53562 100 10-16 x 1-7/16 Phillip wafer T3* 1/8 - 1 .036 - .175 53563 50 12-14 x 2 Phillip flat T4* 3/4 - 1-1/2 .125 - .250 53564 50 12-14 x 2-1/2 Phillip flat T4* 3/4 - 1-3/4 .125 - .250 53565 50 1/4-14 x 3 Phillip flat T4* 3/4 - 2-1/2 .125 - .250 *Wings break off in 18 gauge to 1/4 inch steel. **No wings, zinc finish. Sizes: 4-40 x 1/4” through 1/4-20 x 2” Includes hex nuts Part No. 501496 2050 pieces • 24 items • 12017 steel tray Numbers in assortment 51122 51123 51125 51127 51128 505373 505374 505375 505377 505391 505392 505393 505395 505396 505525 505527 505529 505533 505535 505537 505546 505548 505550 505552 Sizes: 4-40 x 1/2” through 1/4-20 x 2” Part No. 505015 220 pieces • 12 items 12027 plastic tray Numbers in assortment 505373 505375 505377 505393 505395 505396 505527 505533 505537 505546 505550 505552 A15-10 REVISED OCTOBER, 2012 WINGED SELF-DRILLERS and STEEL MACHINE SCREWS
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