Features

  • Family of screws designed to attach plywood & dimensional lumber to steel thickness up to .250”.
  • Small wings help bore a clearance hole to help prevent premature thread engagement in the wood. The wings break off after drilling is completed.
  • Wafer head design is used for plywood applications. Flat head design is used for lumber applications.
  • Applications include flooring in steel frame homes & truck body beds.

 

SIZEHEAD STYLECARTON QTY.WEIGHT/M
10-16 x 1-5/8”#2 Square/Phillips Combo35009.2
12-24 x 2”#3 PFH200017.5
12-24 x 2-1/2”#3 PFH200019.5
1/4-20 x 2-3/4”#3 PFH150028.6
1/4-20 x 3-1/4”6 LOBE100035
HEAD STYLEDRILL POINT MAJOR DIAMETER
10-16 x 1-5/8” - #2 Square/Phillips Combo
12-24 x 2” - #3 PFH
12-24 x 2-1/2” - #3 PFH
1/4-20 x 2-3/4” - #3 PFH
1/4-20 x 3-1/4” - 6 LOBE
10-16 - WINGED SD
12-24 - WINGED SD
1/4-20 - WINGED SD
10-16 - .189/.183
12-24 - .216/.209
1/4-20 - .250/.242
MINOR DIAMETERHEAD DIAMETERPOINT DIAMETER
10-16 - .141/.135
12-24 - .165 REF.
1/4-20 - .187 REF.
10-16 - .440 NOM.
12-24 - .389 NOM.
1/4-20 - .507/.452
10-16 - .156/.151
12-24 - .191/.197
1/4-20 - .226/.220
ULT. TENSILE STRENGTHMIN. TORSIONAL STRENGTH
NOM. SHEAR STRENGTH
10-16 - 1920 LBS.
12-24 - 2800 LBS.
1/4-20 - 4270 LBS.
10-16 - 61 IN-LBS.
12-24 - 100 IN-LBS.
1/4-20 - 168 IN-LBS.
10-16 - 1633 LBS.
12-24 - 2000 LBS.
1/4-20 - 3000 LBS.
SUBSTRATEGAUGETHICKNESSVALUE
HRS PRIME ONLY16.06510-16 - 847
12-24 - 832
1/-20 - 970
HRS PRIME ONLY14.07010-16 - 916
12-24 - 947
1/-20 - 1165
HRS PRIME ONLY12.10610-16 - 1085
12-24 - 1480
1/-20 - 1838
A36 HRS3/16".18710-16 - 1920*
12-24 - 2582
1/-20 - 3145
A36 HRS1/4".25012-24 - 2800*
1/-20 - 4270*
G-90 GALVANIZED18.04710-16 - 587

*DENOTES TENSILE FAILURE OF FASTENER
DESIGNATION
THICKNESS
CDX PLYWOOD
(NOM 1/2”)
2 x YELLOW PINE
(1.5 ACTUAL)
10-16 (NOTE 3)680 (NOTE 1)596
12-241302
1/4-201383

reamer-app

reamer-app-2

st-reamerscrews-heads-web

Share This

Share this post with your friends!