Keystone Automatic Technology, Inc. Logo KAT Contact Keystone Automatic
1 South Maple Street
Emporium, PA 15834
Phone: 814-486-0513
Fax: 814-486-1190
info@keyautotech.com
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Wood & Machine Screws
DRIVES
Slotted Screw
SLOTTED 		One Way Slotted Screw Dia.
ONE-WAY
SLOT 		Phillips Type 4 Screw
PHILLIPS
(TYPE 1) 		Phillips Slot Combination Screw Dia.
PHILLIPS/SLOT
COMBINATION 		Phillips Type 1A Screw Dia.
PHILLIPS
(TYPE 1A) 		1A Slot Combination Screw Dia.
1A/SLOT
COMBINATION 		Phillips / Hex Screw Diagram
PHILLIPS/
HEX
Frearson Screw Dia.
FREARSON
(TYPE 2) 		Quadres Combo Screw Dia.
QUADREX
COMBINATION 		Square Screw Dia.
SQUARE
SQUARE/SLOT
COMBINATION 		Hex Socket Screw Dia.
HEX
SOCKET 		Hex Screw Dia.
HEX 		Hex Washer Dia.
HEX
WASHER
HEADSTYLES
Wood and Machine Screw Head Sizes
SCREW TYPES
Types of Wood and Machine Screws

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