DOTEC NEEDLE CO. LTD.

Technical info

Needle's Appearance

APPEARANCE Follow 4 items are visible to naked eye. They are showed by some symbols.

SCARF

DESCRIPTION

FIGURE

SYMBOL

EXAMPLE

STANDARD SCARF

DB x 1

WITHOUT SCARF

EB x 1

DOUBLE SCARF

DM x 5

UNILATERAL CHAMFER SCARF

BC x 5

BILATERAL CHAMFER SCARF

SG x 7712

GROOVE

DESCRIPTION

FIGURE

SYMBOL

EXAMPLE

SINGLE GROOVE

DB x 1

DOUBLE GROOVE

DC x 27

LEFT TWISTED GROOVE

DR77 x 2

RIGHT TWISTED GROOVE

DR77 x 1

SIDE GROOVE

BC x 5

WITHOUT GROOVE

FLG-2

SHANK

DESCRIPTION

FIGURE

SYMBOL

EXAMPLE

ROUND SHANK

DB x 1

SINGLE-SIDED FLATTENED SHANK

HA x 1

DOUBLE-SIDED FLATTENED SHANK

UN x 154

GROOVED SHANK

DM x 3

SINGLE NOTCH SHANK

EB x 750

DOUBLE NOTCH SHANK

UY118GCS

SECTION FLATTENED SHANK + TAPERED ANGLE LEVELING

SG x 7755