PRECISION TRI-BLOCKS

B-246-H23-M, B234-H23-M, B-123-H23-M, B-123-H11-M, B-123-H1-M & B-123-NH-M

Hardened steel, ground on all six sides.   Available as single blocks or in matched pairs, per chart below.   B-123-H1-M has one 1/2" through hole in 2" x 3" face.   11-hole models have 5/16-18 tapped holes.   23-hole models have 3/8-16 tapped holes.   All models, except PB-123, furnished with a fitted wooden box.   B-123-H11-M has drilled, counter-bored & tapped holes to allow screw mounting and conversion into angle plates & other precision set-ups.   B-123-H23M, B-234-H23-M & B-246-H23-M have tapped holes & matchhing clearance to allow screw mounting and conversion into angle plates & other precision set-ups.

MODEL #:	B-123-H1-M
PAIR or SINGLE:	PAIR
HOLES:	1
SQUARE:	0.0001"/1"
FLAT & PARALLEL:	0.0002"
SIZE:	1" x 2" x 3" ±0.0002"
WEIGHT (#):	3
SHIPS VIA:	UPS
PRICE (US$):	$ 164

MODEL #:	B-123-H11-M
PAIR or SINGLE:	PAIR
HOLES:	11
SQUARE:	0.0001"/1"
FLAT & PARALLEL:	0.0002"
SIZE:	1" x 2" x 3" +0.0001"/+0.0003"
WEIGHT (#):	3
SHIPS VIA:	UPS
PRICE (US$):	$ 209

MODEL #:	B-123-H23-M
PAIR or SINGLE:	PAIR
HOLES:	23
SQUARE:	0.0001"/1"
FLAT & PARALLEL:	0.0002"
SIZE:	1" x 2" x 3" +0.0001"/+0.0003"
WEIGHT (#):	3
SHIPS VIA:	UPS
PRICE (US$):	$ 254

MODEL #:	B-123-NH-M
PAIR or SINGLE:	PAIR
HOLES:	NONE
SQUARE:	0.0001"/1"
FLAT & PARALLEL:	0.0002"
SIZE:	1" x 2" x 3" +0.0001"/+0.0003"
WEIGHT (#):	3
SHIPS VIA:	UPS
PRICE (US$):	$ 141

MODEL #:	B-234-H23-M
PAIR or SINGLE:	PAIR
HOLES:	23
SQUARE:	0.0001"/1"
FLAT & PARALLEL:	0.0003"
SIZE:	2" x 3" x 4" +0.0001"/+0.0004"
WEIGHT (#):	12
SHIPS VIA:	UPS
PRICE (US$):	$ 627

MODEL #:	B-246-H23-M
PAIR or SINGLE:	PAIR
HOLES:	23
SQUARE:	0.0001"/1"
FLAT & PARALLEL:	0.0003"
SIZE:	2" x 4" x 6" +0.0001"/+0.0004"
WEIGHT (#):	24
SHIPS VIA:	UPS
PRICE (US$):	$ 967

MODEL #:	PB-123
PAIR or SINGLE:	SINGLE
HOLES:	NONE
SQUARE:	0.0002" total
FLAT & PARALLEL:	0.0002"
SIZE:	1" x 2" x 3" ±0.0001"
WEIGHT (#):	2
SHIPS VIA:	UPS
PRICE (US$):	$ 111

Don Bailey on 123 Blocks - Selecting the Right Style