Knurling Twister Wood Screw Chipboard Screw type17

· Low Driving Torque & High Holding Power
· Less power and effort required as very easy to screw in
· No driving out effect for greatly improved working comfort (no wobbling)
· Holding effect thanks to ogival geometry (sticking effect), increases productivity by saving processing time
· Perfect appearance — clean countersinking reduces the tendency of the wood to split.

Additional information

Size

M3~M8, 16mm ~ 400mm

Material

carbon steel 1022

Head Type

Flat,countersunk,double countersunk

Drive Type

Phil, Torx, slotted, Phil & Slotted combination, Hex Socket, square

Thread

full tread, particial threat

Finish

Zinc plated(clear/bule/yellow), black/grey phosphate, nickel, ruspert, painted

Packing

Bulk in cartons (25kg Max.) + wooden pallets or according to customer demand.

Application

Chipboard, Soft Wood, Deck, furniture, shop and interior finishing, etc.

Knurling Twister Wood Screw Chipboard Screw type17

Chipboard screws, type 17 point, designed for cabinet work, counters, furniture, particle board & sub floor applications. 4 nib under the head to prevent spinout and to self counter-sink for a flush installation.

Type 17 cutting point: A thread cutting screw for wood with a coarse tapping screw thread and a special long sharp point fluted to capture chips. Type 17 points can also be on Hi-Lo, deep root, deck screws and partical board screws, designed for the manufacturing of face frames on cabinetry. Smooth shank for a tight fit and a Type 17 point eliminates pre-drilling.

 

the top manufacturer of BI-METAL SCREW in China

Fastener SS304/SS316 Body + SS410/420/CS Point, Self Drilling/Tapping Roofing Bi-Metal Screw with SS EPDM Washer

Our bi-metal screw is made by welding stainless steel together with SS420 or carbon steel.

Its head and body is composed of 300 series stainless steel for corrosion resistance, and its point is composed of SS420 or carbon steel hardened for self-drilling and self-tapping.

Our sharp point bi-metal screw drill capacity is up to 1mm+1mm galvanized steel plate without pre-dirlling, which improves work efficiency for projects.

You will see from videos of:

· How is bi-metal screw made

· How bi-metal screws are tested

TEST REPORT OF BI-METAL SCREW

The SuperFix Bi-metal Screws are well tested such as:
· Hardness
· Torque test
· Wring Force
· Tensile Strength
· The shear stress
· Extraction resistance and pull through
· Coating thickness SST (up to 1500 hrs)

More Bi-Metal Screws

  1. Torx drive Bi-metal screw with bonded washer self drilling
  2. Hex washer head Bi-metal screw with A2 bonded washer drill point
  3. Wafer head Bi-metal self drilling screw ruspert coated 500hrs
  4. CSK head Bi-metal Tek self drilling screw ruspert coated

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