SELF-DRILLING SCREWS
Products
Self-Drilling screws are designed to have a drill-shaped point for use with metal, without having to drill a pilot hole beforehand.
Bugle Head
SDBY - Bugle Head
Zinc Yellow - Phillips Drive
PART SIZE (mm) PACK BULK No. G-TPI x Length Qty. Qty. SDBY06-2025 6-20x25mm 1000 16 SDBY06-2032 6-20x32mm 1000 15 SDBY06-2041 6-20x41mm 1000 8 SDBY06-2045 6-20x45mm 1000 8 SDBY08-1850 8-18x50mm 1000 6 SDBY08-1865 8-18x65mm 500 8 SDBY08-1875 8-18x75mm 500 6 SDBSQG - Bugle Head - NEW
AS3566 - Class 3 - Square Drive
PART SIZE (mm) PACK BULK No. G-TPI x Length Qty. Qty. SDBSQG06-2025 6-20x25mm 1000 16 SDBSQG06-2032 6-20x32mm 1000 12
Countersunk Head
SDCC - Countersunk Head
AS3566 - Class 4 - Phillips Drive
PART SIZE (mm) PACK BULK No. G-TPI x Length Qty. Qty. SDCC10-1640 10-16x40mm 500 12 SDCC10-1650 10-16x50mm 500 8 SDCC10-2430 10-24x30mm 500 15 SDCC10-2440 10-24x40mm 500 12 SDCC10-2450 10-24x50mm 500 8 SDCC10-2465 10-24x65mm 500 8 SDCGW - Countersunk Head - with Wing
AS3566 - Class 3 - Phillips Drive
PART SIZE (mm) PACK BULK No. G-TPI x Length Qty. Qty. SDCGW14-2065 14-20x65mm 1000 8 SDCYW - Countersunk Head - with Wing
Zinc Yellow - Phillips Drive
PART SIZE (mm) PACK BULK No. G-TPI x Length Qty. Qty. SDCYW14-2050 14-20x50mm 500 5 SDCYW14-2065 14-20x65mm 500 4 SDCY - Countersunk Head
Zinc Yellow - Phillips Drive
PART SIZE (mm) PACK BULK No. G-TPI x Length Qty. Qty. SDCY06-2016 6-20x16mm 1000 28 SDCY06-2020 6-20x20mm 1000 25 SDCY06-2030 6-20x30mm 1000 16 SDCY06-2040 6-20x40mm 1000 8 SDCY06-2050 6-20x50mm 1000 8 SDCY08-1820 8-18x20mm 1000 16 SDCY08-1825 8-18x25mm 1000 13 SDCY08-1830 8-18x30mm 1000 12 SDCY10-2425 10-24x25mm 1000 8 SDCY10-2430 10-24x30mm 500 15 SDCY10-2440 10-24x40mm 500 12 SDCY10-2450 10-24x50mm 500 8 SDCY10-2465 10-24x65mm 500 7 SDCYE - Countersunk Head
Zinc Yellow - Extended Point - Phillips Drive
PART SIZE (mm) PACK BULK No. G-TPI x Length Qty. Qty. SDCYE06-2050 6-20x50mm 1000 8 SDCYE06-2065 6-20x65mm 500 8 SDCZ - Countersunk Head
Zinc Plated - Phillips Drive
PART SIZE (mm) PACK BULK No. G-TPI x Length Qty. Qty. SDCZ06-2016 6-20x16mm 1000 28
Countersunk Rib. Head
SDSC - Countersunk Rib. Head (With Nibs)
AS3566 - Class 4 - Phillips Drive
PART SIZE (mm) PACK BULK No. G-TPI x Length Qty. Qty. SDSC08-1820 8-18x20mm 1000 16 SDSC08-1825 8-18x25mm 1000 13 SDSC08-1830 8-18x30mm 1000 12 SDSY - Countersunk Rib. Head (with Nibs)
Zinc Yellow - Phillips Drive
PART SIZE (mm) PACK BULK No. G-TPI x Length Qty. Qty. SDSY08-1820 8-18x20mm 1000 16 SDSY08-1825 8-18x25mm 1000 13 SDSY08-1830 8-18x30mm 1000 12 SDSCW - Countersunk Rib. Head - with Wing
AS3566 - Class 4 - Phillips Drive
PART SIZE (mm) PACK BULK No. G-TPI x Length Qty. Qty. SDSCW06-2050 6-20x50mm 500 12 SDSCW08-1832 8-18x32mm 1000 8 SDSCW10-1635 10-16x35mm 500 14 SDSCW10-1640 10-16x40mm 500 12 SDSCW10-1645 10-16x45mm 500 8 SDSCW10-1650 10-16x50mm 500 8 SDSCW10-1655 10-16x55mm 500 8 SDSCW10-1660 10-16x60mm 500 8 SDSCW10-1675 10-16x75mm 500 6 SDSCW14-2050 14-20x50mm 500 5 SDSCW14-2065 14-20x65mm 250 8 SDSGW - Countersunk Rib. Head (With Nibs) - with Wing
AS3566 - Class 3 - Phillips Drive
PART SIZE (mm) PACK BULK No. G-TPI x Length Qty. Qty. SDSGW08-1832 8-18x32mm 1000 8 SDSGW10-1635 10-16x35mm 500 7 SDSGW10-1640 10-16x40mm 1000 6 SDSQCW - Countersunk Rib. Head - with Wing
AS3566 - Class 4 - Square Drive
PART SIZE (mm) PACK BULK No. G-TPI x Length Qty. Qty. SDSQCW10-1640 10-16x40mm 500 12 SDSQCW10-1645 10-16x45mm 500 SDSYW - Countersunk Rib. Head with Wing
Zinc Yellow - Phillips Drive
PART SIZE (mm) PACK BULK No. G-TPI x Length Qty. Qty. SDSYW06-2042 6-20x42mm 500 16 SDSYW06-2050 6-20x50mm 500 12 SDSYW08-1832 8-18x32mm 1000 8 SDSYW10-1635 10-16x35mm 500 14 SDSYW10-1640 10-16x40mm 1000 6 SDSYW10-1645 10-16x45mm 500 8 SDSYW10-1650 10-16x50mm 500 8 SDSYW10-1655 10-16x55mm 500 8 SDSYW10-1660 10-16x60mm 500 8 SDSYW10-1670 10-16x70mm 500 6 SDSYW10-1675 10-16x75mm 500 3 SDSYW14-2065 14-20x65mm 250 8 Csk Head - with Wing SDCYW14-2050 14-20x50mm 500 6 SDCYW14-2065 14-20x65mm 500 4 A4SDSQW - Countersunk Rib. Head - with Wing - (Bi-metal)
Stainless Steel (A4 316) - Square Drive
PART SIZE (mm) PACK BULK No. G-TPI x Length Qty. Qty. A4SDSQW10-1645 10-16x45mm 500 6
Flat Top Head
SDFTC - Flat Top Head
AS3566 - Class 4 - Phillips Drive
PART SIZE (mm) PACK BULK No. G-TPI x Length Qty. Qty. SDFTC10-1616 10-16x16mm 1000 16 SDFTY - Flat Top Head
Zinc Yellow - Phillips Drive
PART SIZE (mm) PACK BULK No. G-TPI x Length Qty. Qty. SDFTY10-1616 10-16x16mm 1000 16
Hexagon Washer Head
SDHC - Hexagon Washer Head
AS3566 - Class 4
PART SIZE (mm) PACK BULK No. G-TPI x Length Qty. Qty. SDHC08-1812 8-18x12mm 1000 14 SDHC08-1820 8-18x20mm 1000 11 SDHC10-1616 10-16x16mm 1000 8 SDHC10-1620 10-16x20mm 1000 8 SDHC10-1625 10-16x25mm 1000 6 SDHC12-1420 12-14x20mm 500 8 SDHC12-1425 12-14x25mm 500 8 SDHC12-1430 12-14x30mm 500 8 SDHC12-1435 12-14x35mm 500 7 SDHC12-1445 12-14x45mm 500 6 SDHC12-1455 12-14x55mm 250 8 SDHC12-1465 12-14x65mm 250 6 SDHC12-1475 12-14x75mm 200 6 SDHC14-1020 14-10x20mm 500 8 SDHC14-1022 14-10x22mm 500 6 SDHC14-1025 14-10x25mm 500 6 SDHC14-1042 14-10x42mm 1000 2 SDHC14-1050 14-10x50mm 1000 3 SDHC14-1065 14-10x65mm 250 6 SDHC14-1075 14-10x75mm 500 3 SDHC14-1080 14-10x80mm 500 3 SDHC14-1095 14-10x95mm 500 3 With 5/16 Head SDHC14-1422 14-14x22mm 500 8 Fine Thread SDHC10-2416 10-24x16mm 1000 8 SDHC10-2425 10-24x25mm 1000 6 SDHC12-2420 12-24x20mm 500 8 SDHC10-2430 12-24x30mm 500 8 SDHC14-2022 14-20x22mm 500 7 SDHC14-2025 14-20x25mm 500 6 SDHC14-2045 14-20x45mm 1000 8 SDHC14-2065 14-20x65mm 250 6 SDHC14-20115 14-20x115mm 250 6 SDHC14-20135 14-20x135mm 250 3 SDHC14-20150 14-20x150mm 250 4 SDHG - Hexagon Washer Head
AS3566 - Class 3
PART SIZE (mm) PACK BULK No. G-TPI x Length Qty. Qty. SDHG10-1616 10-16x16mm 1000 8 SDHG12-1420 12-14x20mm 500 8 SDHG14-1022 14-10x22mm 500 7 Fine Thread SDHG10-2416 10-24x16mm 1000 8 SDHG10-2425 10-24x25mm 1000 6 SDHG14-2022 14-20x22mm 500 7 SDHG14-20150 14x20x150mm 250 4 SDHGN - Hexagon Washer Head - With NEO (Seal)
AS3566 - Class 3
PART SIZE (mm) PACK BULK No. G-TPI x Length Qty. Qty. SDHGN08-1812 8-18x12mm 1000 13 SDHGN10-1616 10-16x16mm 1000 8 SDHGN12-1420 12-14x20mm 500 8 Fine Thread SDHGN10-2425 10-24x25mm 1000 6 SDHGN12-2430 12-24x30mm 500 7 SDHGN14-2025 14-20x25mm 500 7 SDHGN14-20115 14-20x115mm 250 6 SDHG - Hexagon Washer Head - Painted Head
AS3566 - Class 3
PART SIZE (inch) PACK BULK No. G-TPI x Length Qty. Qty. Without NEO SDHG10-1616 - - 10-16x16mm 1000 8 With NEO SDHGN10-1616 - - 10-16x16mm 1000 8 Please use TOWER suffix code after product code. (E.g SD Hex 10-16x16mm Class 3 Blue Ridge is SDHG10-1616BR)
*COLORBOND® brand mark and ® colour names are registered trade marks of BlueScope Steel Limited. Activate™ and ™ colour names are trade marks of BlueScope Steel Limited.
Other colours are available upon request. Please contact us for more information.
Phone: (02) 9636 2369
Fax: (02) 9636 2770
Email: Sales@tower-tr.com.au
Colour Name Suffix Code Blue Ridge® BR Bushland® BL Classic Cream® CC Cottage Green® CG Deep Ocean® DO Dune® DU Headland® HL Ironstone® IS Jasper® JP Manor Red® MR Night Sky® NS Pale Eucalypt® PE Paperbark® PB Plantation® PL Sandbank® SB Shale Grey® SG Surfmist® SM Wilderness® WN Windspray® WS Woodland Grey® WG White WG SDHCN - Hexagon Washer Head
AS3566 - Class 4 - With NEO (Seal)
PART SIZE (mm) PACK BULK No. G-TPI x Length Qty. Qty. SDHCN08-1820 8-18x20mm 1000 8 SDHCN10-1616 10-16x16mm 1000 8 SDHCN10-1620 10-16x20mm 1000 6 SDHCN10-1625 10-16x25mm 1000 6 SDHCN12-1420 12-14x20mm 500 8 SDHCN12-1425 12-14x25mm 500 8 SDHCN12-1430 12-14x30mm 500 8 SDHCN12-1435 12-14x35mm 500 7 SDHCN12-1445 12-14x45mm 500 6 SDHCN12-1455 12-14x55mm 250 8 SDHCN12-1465 12-14x65mm 250 6 SDHCN12-1475 12-14x75mm 250 6 SDHCN14-1020 14-10x20mm 500 8 SDHCN14-1022 14-10x22mm 500 8 SDHCN14-1025 14-10x25mm 500 7 SDHCN14-1042 14-10x42mm 250 8 SDHCN14-1050 14-10x50mm 1000 6 SDHCN14-1065 14-10x65mm 250 6 SDHCN14-1075 14-10x75mm 500 4 SDHCN14-1095 14-10x95mm 500 4 Fine Thread SDHCN10-2416 10-24x16mm 1000 8 SDHCN12-2420 12-24x20mm 500 8 SDHCN12-2430 12-24x30mm 500 8 SDHCN14-2022 14-20x22mm 500 7 SDHCN14-2045 14-20x45mm 500 4 SDHCN14-2065 14-20x65mm 250 6 SDHCN14-20115 14-20x115mm 250 6 SDHCN14-20135 14-20x135mm 250 4 SDHCN14-20150 14-20x150mm 250 4 SDHCE- Hexagon Washer Head - Extended No. 5 Point - MORE SIZES
AS3566 - Class 4
PART SIZE (mm) PACK BULK No. G-TPI x Length Qty. Qty. SDHCE12-2432 12-24x32mm 500 6 SDHCE12-2450 12-24x50mm 500 5 SDHCE12-2465 12-24x65mm 500 4 SDHCE12-2485 12-24x85mm 500 3 SDHCE12-24100 12-24x100mm 500 3 SDHCE12-24115 12-24x115mm 500 2 SDHCEN- Hexagon Washer Head - Extended
AS3566 - Class 4 - With NEO (Seal)
PART SIZE (mm) PACK BULK No. G-TPI x Length Qty. Qty. SDHCEN12-2432 12-24x32mm 500 6 SDHCEN12-2450 12-24x50mm 500 5 SDHCEN12-2465 12-24x65mm 500 4 SDHCDN- Hexagon Washer Head - Double Grip
AS3566 - Class 4 - With NEO (Seal)
PART SIZE (mm) PACK BULK No. G-TPI x Length Qty. Qty. SDHCDN12-1435 12-14x35mm 500 6 SDHCDN12-1439 12-14x39mm 500 6 SDHCDN12-1445 12-14x45mm 500 6 SDHCDN12-1453 12-14x53mm 250 4 SDHCDN12-1455 12-14x55mm 250 4 SDHCDN12-1468 12-14x68mm 1000 2 SDHCDN12-1480 12-14x80mm 500 2 SDHGDN - Hexagon Washer Head - Double Grip
AS3566 - Class 3
PART SIZE (mm) PACK BULK No. G-TPI x Length Qty. Qty. SDHGDN12-1448 12-14x48mm 500 5 SDHGEN - Hexagon Washer Head - Extended No. 5 Point
AS3566 - Class 3 - With NEO (Seal)
PART SIZE (mm) PACK BULK No. G-TPI x Length Qty. Qty. SDHGEN12-2432 12-24x32mm 500 6 SDHGEN12-2465 12-24x65mm 250 6 SDHY - Hexagon Washer Head
Zinc Yellow
PART SIZE (mm) PACK BULK No. G-TPI x Length Qty. Qty. SDHY08-1812 8-18x12mm 1000 14 SDHY08-1820 8-18x20mm 1000 12 SDHY10-1616 10-16x16mm 1000 8 SDHY10-1622 10-16x22mm 1000 6 SDHY10-1625 10-16x25mm 1000 6 SDHY12-1420 12-14x20mm 500 8 SDHY12-1425 12-14x25mm 500 8 SDHY12-1430 12-14x30mm 500 8 SDHY12-1435 12-14x35mm 500 7 SDHY12-1445 12-14x45mm 500 6 SDHY12-1455 12-14x55mm 250 8 SDHY12-1465 12-14x65mm 250 6 SDHY14-1022 14-10x22mm 500 7 SDHY14-1042 14-10x42mm 250 8 SDHY14-1050 14-10x50mm 250 8 Fine Thread SDHY10-2416 10-24x16mm 1000 8 SDHY10-2425 10-24x25mm 1000 8 SDHY12-2420 12-24x20mm 500 8 SDHY12-2425 12-24x25mm 500 8 SDHY12-2430 12-24x30mm 500 8 SDHY14-2022 14-20x22mm 500 6 Zinc Plated SDHZ10-1616 10-16x16mm 1000 8 With NEO SDHYN12-1445 12-14x45mm 500 6 SDHYN14-1022 14-10x22mm 500 8 SDHYN14-1050 14-10x50mm 250 8 KSDH - Hexagon Washer Head - (Bi-metal)
Stainless Steel (A2 304)
PART SIZE (mm) PACK BULK No. G-TPI x Length Qty. Qty. KSDH10-1616 10-16x16mm 1000 6 KSDH10-1625 10-16x25mm 500 6 KSDH12-1420 12-14x20mm 500 6 KSDH12-1425 12-14x25mm 500 6 KSDH12-1435 12-14x35mm 250 6 KSDH12-1445 12-14x45mm 200 6 KSDH14-1425 14-14x25mm 300 6 KSDH14-1450 14-14x50mm 200 6 KSDH14-1475 14-14x75mm 100 6
Button Head
SDLC - Button Head
AS3566 - Class 4 - Phillips Drive
PART SIZE (mm) PACK BULK No. G-TPI x Length Qty. Qty. SDLC08-1812 8-18x12mm 1000 15 SDLC08-1816 8-18x16mm 1000 13 SDLC08-1820 8-18x20mm 1000 11 SDLC08-1825 8-18x25mm 1000 8 SDLC08-1832 8-18x32mm 1000 SDLG - Button Head (Large Wafer)
AS3566 - Class 3 - Phillips Drive
PART SIZE (mm) PACK BULK No. G-TPI x Length Qty. Qty. SDLG08-1812 8-18x12mm 1000 15 SDLY - Button Head (Large Wafer)
Zinc Yellow - Phillips Drive
PART SIZE (mm) PACK BULK No. G-TPI x Length Qty. Qty. SDLY08-1812 8-18x12mm 1000 15 SDLY08-1816 8-18x16mm 1000 12 SDLY08-1820 8-18x20mm 1000 11 SDLY08-1825 8-18x25mm 1000 8 SDLY08-1832 8-18x32mm 1000 8 SDLY10-1616 10-16x16mm 1000 11 SDLZ - Button Head
Zinc Plated - Phillips Drive
PART SIZE (mm) PACK BULK No. G-TPI x Length Qty. Qty. SDLZ08-1809 8-18x9mm 1000 16
Pancake Head
SDPKC - Pancake Head
AS3566 - Class 3 - Phillips Drive
PART SIZE (mm) PACK BULK No. G-TPI x Length Qty. Qty. SDPKC10-1616 10-16x16mm 1000 16 
SDPKY - Pancake Head
Zinc Yellow - Phillips Drive
PART SIZE (mm) PACK BULK No. G-TPI x Length Qty. Qty. SDPKY10-1616 10-16x16mm 1000 16 
Pan Head
SDPZ - Pan Head
Zinc Plated - Phillips Drive
PART SIZE (mm) PACK BULK No. G-TPI x Length Qty. Qty. SDPZ06-2012 6-20x12mm 1000 28 SDPZ06-2016 6-20x16mm 1000 20 SDPZ08-1812 8-18x12mm 1000 16 SDPZ08-1816 8-18x16mm 1000 16 SDPZ08-1822 8-18x22mm 1000 12 SDPZ08-1825 8-18x25mm 1000 11 SDPSQG - Pan Head - NEW
AS3566 - Class 3 - Square Drive
PART SIZE (mm) PACK BULK No. G-TPI x Length Qty. Qty. SDPSQG08-1812 8-18x12mm 1000 16 SDPSQG08-1816 8-18x16mm 1000 16 SDPSQG08-1820 8-18x20mm 1000 12
Wafer Head
SDWC - Wafer Head
AS3566 - Class 4 - Phillips Drive
PART SIZE (mm) PACK BULK No. G-TPI x Length Qty. Qty. SDWC10-1616 10-16x16mm 1000 12 SDWC10-1622 10-16x22mm 1000 8 SDWC10-1630 10-16x30mm 1000 7 SDWC10-1640 10-16x40mm 1000 6 SDWC10-1650 10-16x50mm 500 8 SDWC10-2416 10-24x16mm 1000 12 SDWC10-2422 10-24x22mm 1000 8 SDWC10-2430 10-24x30mm 1000 7 SDWC10-2440 10-24x40mm 1000 6 SDWG - Wafer Head
AS3566 - Class 3 - Phillips Drive
PART SIZE (mm) PACK BULK No. G-TPI x Length Qty. Qty. SDWG10-1616 10-16x16mm 1000 14 SDWG10-1622 10-16x22mm 1000 8 SDWG10-1630 10-16x30mm 1000 8 SDWY - Wafer Head
Zinc Yellow - Phillips Drive
PART SIZE (mm) PACK BULK No. G-TPI x Length Qty. Qty. SDWY08-1812 8-18x12mm 1000 16 SDWY10-1616 10-16x16mm 1000 14 SDWY10-1622 10-16x22mm 1000 8 SDWY10-1630 10-16x30mm 1000 7 SDWY10-1640 10-16x40mm 1000 5 SDWY10-1650 10-16x50mm 500 8 Fine Thread SDWY10-2416 10-24x16mm 1000 12 SDWY10-2422 10-24x22mm 1000 8 SDWY10-2430 10-24x30mm 1000 7 SDWY10-2440 10-24x40mm 1000 5 A4SDW - Wafer Head - (Bi-metal)
Stainless Steel (A4 316) - Phillips Drive
PART SIZE (mm) PACK BULK No. G-TPI x Length Qty. Qty. A4SDW10-1616 10-16x16mm 1000 6 A4SDW10-1622 10-16x22mm 1000 6 A4SDW10-1630 10-16x30mm 1000 6
Eye Lag
EL-SDY - Eye Lag
Zinc Yellow
CONTACT US
HEAD OFFICE
Unit 2 / 2 Stoddart Road Prospect NSW 2148
Phone: (02) 9636 2369
Fax: (02) 9636 2770
Email: sales@tower-tr.com.au
VIC BRANCH
77 Killara Road
Campbellfield VIC 3061
Phone: 1300 532 803
Fax: (03) 9357 6036
Email: sales.vic@tower-tr.com.au
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Designed by Joy
QLD BRANCH
Unit 5 / 15 Logandowns Drive Meadowbrook QLD 4131
Phone: 1300 532 803
Fax: (07) 3200 5088
Email: sales.qld@tower-tr.com.au
