46 Chetwynd St., Loganholme, Queensland, 4129, Australia
P07 3806 1944 (+617 3806 1944) F07 3209 7711 (+617 3209 7711)

Wood Screw Data

SCREW Sizes

Screw Gauge	Shank Diameter mm	Shank Diameter Ins	Head Dia mm	Head Diameter Ins
4	2.84	0.112	5.72	0.225
6	3.51	0.138	7.09	0.279
8	4.18	0.164	8.43	0.332
10	4.83	0.190	9.78	0.385
12	5.49	0.216	11.1	0.438
14	6.16	0.242	12.5	0.491
16	6.82	0.268	13.8	0.544
18	7.47	0.294	15.2	0.597
20	8.13	0.320	16.5	0.650
24	9.45	0.372	19.2	0.756

Drill Sizes

Screw	Shank Drill Size		Pilot Drill Soft Wood		Pilot Drill Hardwood
Gauge	mm	in	mm	in	mm	in
4	2.80	7/64	1.60	1/16	2.00	5/64
6	4.00	9/64	2.40	3/32	2.80	7/64
8	4.50	11/64	2.80	7/64	3.50	1/8
10	5.50	13/64	3.50	1/8	4.00	9/64
12	5.50	7/32	4.00	9/64	4.00	5/32
14	6.50	1/4	4.00	5/32	4.50	11/64
16	7.50	9/32	4.50	11/64	5.00	3/16
18	8.00	5/16	5.00	13/64	7.50	7/32

Enquiries 

Please call Boatcraft Pacific 07 3806 1944 ( +617 3806 1944) for how to contact your nearest reseller.

Copyright Boatcraft Pacific Pty. Ltd.