1.800.263.3393​

MASTER GRIPPERS MDP®

Diaphragm Screw Shoulder design for diaphragm action loading # 12 dia. x 1 1/2”

Colormate® Nylon
Nylon heads matched to any panel.

Master Seal®
Flow Cone Washer
Vulcanized grey EPDM providing a 100% seal
– NO LEAKS

Master Grippers - Size - Material - Chart

Master Grippers MDP Series - Size - Material - Chart

Features Unique to MDP Series

  • High Hex Head and Mini Drill Point, drills and taps high tensile steel and is also capable of drilling up to 16 gauge, total thickness
  • Low profile, #12 Truss Quadrex MDP for up to 14 gauge, are ideally suited for residential roofing applications where fasteners are exposed
  • Can be used to attach sheets to metal door frames
  • Can be used to secure Master Flash® pipe flashing
  • Ideal for residential applications when attaching roof panels to either wood or light steel framing
  • Drilling capability eliminates dimpled panels, won’t fracture fiberglass or PVC
  • Cuts clean holes – no pigtailing, drills with speeds as low as 1000 RPM
  • Less installer fatigue in extended arm positions

MASTER NYLON HEADED FASTENERS®

MASTER DRILLERS

Colormate® Flexible Flange
Rigid Flange

MASTER TAPPERS

Colormate® Flexible Flange
Rigid Flange

MASTER GRIPPERS

Colormate® Flexible Flange Nylon heads colour matched to any panel - No Rust

FLEXIBLE & RIGID COLORED HEADS ARE AVAILABLE FOR A SERIES OF MASTER DRILLERS - MASTER TAPPERS & MASTER GRIPPERS

  • Nylon headed fasteners are manufactured with two types of head – Colormate® Flexible Flange & Rigid Flange
  • Rigid Flange heads are molded from tough thermoplastic nylon resin, reinforced with fiberglass
  • Flexible Flange heads are molded from pure nylon
  • Flexible Flange heads fasten side wall panels
  • Rigid Flange heads with accessory washer fastens roof panels
  • The heads are permanently joined to a hardened steel shank by injection molding for an excellent connection and high pull-over values
  • Durable, decorative and economical, nylon headed fasteners will match or surpass the service life of your panels

Colormate® flexible flange fasteners

  •  #10 Master Grippers with 3/8” hex heads available in 1”, 1-1/2” & 2”, 2-1/2”
  • #14 Master Grippers with 7/16” hex heads available in 1-1/4”
  • #14 Master Tappers with 7/16” hex heads available in 3/4”, 1-1/2”, 2”, 3” AB
  • #14 – 304 Stainless Steel Master Tappers with 7/16” hex heads available in 3/4”, 1-1/2” AB & 3/4” B
  • #14 Master Drillers with 7/16” hex heads available in 1” SD3 & 1-3/8” SD3

Colormate® flexible flange fasteners

  •  #14 Master Tappers with 7/16” hex heads available in 3/4” & 1-1/2” AB
  • #12 Master Drillers with 7/16” hex heads available in 3/4”, 1-1/4”, 1-1/2”, 2” & 3” SD3
  • #12 Master Drillers are available with pilot points to prevent jacking when drilling multiple sheets
  • #1/4 Master Drillers with 7/16” hex heads are available in 1”, 1-1/4” & 2”SD3 AND 7/8” Stitch
  • #12 & #14 Master Drillers are also available in 410 stainless steel
Rigid Flange
Flexible Flange
4 lobes prevent nylon head from turning on the shank

MASTER ONE STEPPERS®

Master Seal Sealing Washer Provides a cushioned expansion

THERMAL EXPANSION FASTENERS

U.S. Patent #5987837,
Cdn. Patent #2221679
Panel to wood frame substrate

  • Revolutionary design, self drills expansion hole, automatically centers screw in expansion hole, allows installed panels to float, preventing cracking caused by expansion and contraction
  • All Master One Steppers are 12-11 diameter with sharp piercing points
  • Available with either Hex Washer Heads (1/4” AF) or Low Profile Pancake Heads
  • (7/16” O.D.) Quadrex drive, 1-1/4”, 1-1/2”, 1-3/4”, 2”, 2-1/4”, 2-1/2”
  • One Steppers are assembled with Master Seal® 14 mm O.D. aluminum backed cushioning washers
  • Available in case Hardened Steel, JS1000 plated or DT2000 Longlife coated
  • Carbon steel fasteners are salt spray tested per ASTM B117
  • Available in 304 HT High Tensile & 410 Case Hardened Stainless Steel

Applications:

  • F.R.P. or PVC panels to wood
  • Fluted or Cored panels
  • Corrugated Polycarbonate panels
  • Fibre Cement panels.

POWDER COATING

WE POWDER COAT UNDER THE HEAD, SO CORROSION DOESN'T STAND A CHANCE

With 15 years experience, Leland has developed a superior powder coating process for bolts, nuts and screws.

  • Our film thickness is far thicker than common powder coatings.
  • Powder coating gives a level of corrosion resistance unsurpassed in the industry.
  • Exceeds 50 cycles in  Kesternich 2L, SO2 tests.
  • Over 100 colours, for carbon or stainless steel.
  • Spray Painted fasteners available to match any roofing or siding.

ANTI-CORROSION FINISHES

Use of impact tools when installing powder coated or painted fasteners will void Leland’s paint warranty.

MASTER FLASH®

APPROVED WITH SELECT EPDM PRODUCTS

MASTER FLASH®*

Universal pipe flashing system now available in popular colors round & square base available

SQUARE VENT MASTER FLASH®*

Specially designed for square vent applications

EXTREME ANGLE MASTER FLASH®*

For applications with a 35 to 65 degree angle

RETROFIT MASTER FLASH®*

Specially designed for square vent applications

BOX GUTTER EXPANSION JOINT, STRETCH & SEAL & MINI-END CAP

Universal standing seam roof end cap flashing

UNIVERSAL ROUND BASE MASTER FLASH®*

RETROFIT ALSO AVAILABLE

MULTI-FLASH MASTER FLASH®*

SOLAR
MASTER FLASH®*

MASTER SURFACE DRIVE BITS

MAGNETIC SURFACE DRIVE BITS WITH LOBULAR SOCKET

  • New lobular socket design provides superior strength
  • Lobular design prevents rounding of nylon fasteners and helps protect finishes
  • Magnet depth can be pre-set to accommodate head height
  • Powerful earth magnet holds fastener for wobble-free drilling or tapping

MASTER SURFACE DRIVE INSERT BITS

SQUARE DRIVE INSERT BITS - NON MAGNETIC

MASTER PHILLIPS INSERT BITS

PHILLIPS DRIVE INSERT BITS - NON MAGNETIC

MASTER QUADREX DRIVE INSERT BITS

QUADREX DRIVE INSERT BITS - NON MAGNETIC

TUBE CAULKING

BUTYL SEALANT

General purpose sealant; ideal for liner panel and other interior / exterior gaps and openings. Remains flexible, resists hardening and cracking. Resilient and paintable.

THERMOPLASTIC, ELASTOMERIC SEALANT

Our best sealant, can be used for face bedding and cap bead in glazing applications. Seals joints in window miter profiles. For siding, it is used in metal and PVC applications, j-trim and perimeter sealing of windows and doors.

BUTYL SEALANT AND THERMOPLASTIC, ELASTOMERIC SEALANT

  • STANDARD COLORS – White, Black, Dark Brown, Stone Grey and Slate Blue. Other colors available – contact Leland
  • Proven adhesion to the finishes on aluminum and vinyl
  • Can be painted with latex paint
  • Fast skinning