self drilling screw

It is a downhole tool that can change the hydraulic energy of the drilling fluid into mechanical energy.

Large Wafer Head Self Drilling Screw
Pan Framing Head Self Drilling Screws
Bulge Head Self Drilling Screw
CSK Head Philips Self Drilling Screw
etc

Hexagonal/countersunk/wafer/frame/bugle head/ drilling point

JK-DR007
HEXAGON WASHER HEAD DRILLING SCREW WITH WING

Hexagonal/countersunk/wafer/frame/bugle head/ drilling point

Hexagonal/countersunk/wafer/frame/bugle head/ drilling point

JK-DR005
PAN FRAMING HEAD PHIL DRIVE DRILLING SCREW

Rubber screw and barrel
Screw Diameter:dia50-500mm
Maximun screw length: 10000mm
Barrel inner bore diameter: dia500mm

Features:
*Table is designed by die set for easy and simple maintenance.
*Monitored by Program Logical Control (PLC) system, trouble displayed

JK-DR004
MODIFIED TRUSS HEAD PHIL DRIVE DRILLING SCREW

JK-DR002
FLAT HEAD PHIL DRIVE DRILLING SCREW

Naterial: Stainless Steel 201, 304, 316

Length: From 13mm (1/2 inch) to 152mm (6 inch)
Material: C1022
Finish: 1. Black phosphate; 2.Electro Galvanized; 3.Nickel

These screws have super sharp tips to seat faster than standard screws--no need to drill pilot holes!

Hexagonal/countersunk/wafer/frame/bugle head/ drilling point

Self-drilling screw is similar to a sheet metal screw, but it has a drill-shaped point to cut through the substrate to eliminate the need

1> Description: Hex. Flange head Self Drilling Screw
2> Material: Steel, Stainless Steel
3> Surface: Zinc Plated in Chromium and ROHS
4> Size: 2

Material: C1022A
Standard: DIN, IFI, AS, JIS, etc.
Head Style: hex head, pan head, truss head, bugle head, csk head, wafer head, etc.

JK-DR001
BUGLE HEAD PHIL DRIVE DRILLING SCREW

PatentRight:f;Certificate:d;ExpRegion:sd;CoopCompany:d;

Drywall screw,self-drilling,bugle head,2# phillips,fine thread,

1.Sizes: 4.2x13 4.2x14 4.2x16 4.2x19 4.2x25 4.2x32 4.2x38 4.2x41 4.2x51 4.2x75
2.Surface: Zinc, Yellow Zinc, black

1)high strength screw
2)series steps screw
3)superior quality screw
4)various specifications of screws

Dia:#6, #7, #8, #10,# 12, #14/5/16"(3.5\3.9\4.2\4.8\5.5\6.3\8.0)mm
Length:5/16--400mm

Self drilling screws are installed with a standard power driver...each screw drills its own hole, taps its own threads, fastens the material.

Self-drilling screws, with hardened drilling points, pierce soft metal like aluminum quickly, eliminating the needs of drilling separate holes.

Packing:pallte;Transportation:By sea;DeliveryDate:to ordered;PaymentType:T/T L/C;Certificate:ISO9001;ExpRegion:Southeast Asia,Middle East,etc;

Self-drilling screw
Product origin: hebei,china(mainland)
Brand name: E-star
Material:c1022
Item name:self-drilling screw

Self tapping screw, self drilling screw, chipboard screw, drywall screw, machine screw, wood screw, hex lag screw, dowel screw, expansion anchor screw

JK-DR003
PAN HEAD PHIL DRIVE DRILLING SCREW